[style*="font-family:'Asap-Regular'"]{font-family:"Asap"!important;font-weight:400}[style*="font-family:'Asap-Medium'"]{font-family:"Asap"!important;font-weight:500}[style*="font-family:'Asap-MediumItalic'"]{font-family:"Asap"!important;font-style:italic;font-weight:500}[style*="font-family:'Asap-Bold'"]{font-family:"Asap"!important;font-weight:700}html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}table{border-collapse:collapse;border-spacing:0}#wrapper{background-color:#fff;overflow-x:hidden}#content{clear:none}section{position:relative}.notification{position:fixed;bottom:0;left:0;right:0;background-color:#ffd54d;padding:1em;font-family:"Source Sans Pro",sans-serif;font-size:.8em;line-height:1.2em;text-align:center;z-index:100}body{margin:0;padding:0;color:#222;background-color:#639BA7;font-family:"Amiri",serif;font-size:1.4em;line-height:1.5em;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:"Source Sans Pro",sans-serif;font-size:1.4em;font-weight:700;line-height:1.5em;page-break-after:avoid;margin:1.5em 0 0}h1{font-family:"Source Sans Pro",sans-serif;font-size:2.8em;line-height:1;margin:1.5em 0 .75em}h2{font-size:2.1em;line-height:1;margin:1.5em 0 .75em}h4{font-style:italic;font-weight:inherit}h5{font-family:"Amiri",serif;font-style:italic;font-weight:inherit}h6{font-family:"Amiri",serif;font-weight:inherit}p{margin:0;text-indent:1.4em}p:first-of-type{text-indent:0}ol{list-style:decimal;list-style-position:outside;margin:0 0 1.5em 1em}ul{list-style-type:disc;list-style-position:outside;margin:0 0 1.5em 1em}ol ol{list-style-type:lower-alpha}ul ul{list-style-type:circle}blockquote{margin:1.5em 0;padding:0 1.5em}blockquote p:first-of-type{text-indent:0}blockquote p:last-child,blockquote ol:last-child,blockquote ul:last-child{margin-bottom:0}dl{margin:1.5em 0}dd{margin:0 0 1.5em}hr{border:0;font-family:"Source Sans Pro",sans-serif;text-align:center;margin:1.5em 0}hr:after{content:"\2014"}hr+p{text-indent:0}sup,sub{line-height:100%;font-size:.7em}sup{vertical-align:super}sub{vertical-align:sub}a{text-decoration:none;color:#037bb5}em{font-style:italic}strong{font-weight:700}input,textarea{padding:.75em;font-family:"Source Sans Pro",sans-serif;font-size:inherit;color:inherit;border:1px solid #facdcd;display:block;margin:1.5em 0;width:100%}input[type="submit"],textarea[type="submit"]{width:auto}select{padding:.75em;font-family:"Source Sans Pro",sans-serif;font-size:inherit;color:inherit;border:1px solid #facdcd;margin:1.5em 0;box-sizing:border-box}p>select,li>select,dd>select,td>select,th>select,span>select{font-family:inherit;line-height:1;margin:0;padding:0}textarea{min-height:4.5em}p img:only-child{margin:1.5em auto;display:block}p{margin-bottom:1.5em;text-indent:0}.visuallyhidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}.masthead{font-family:"Source Sans Pro",sans-serif;background-color:#639BA7;border-bottom:1px solid transparent;width:100%;text-align:center;color:#F2F2F2}.masthead:after{content:"";display:block;clear:both}.masthead a{color:#F2F2F2}.masthead ul{list-style-type:none;margin:0 auto;padding:.5em 0}.masthead ul li{display:inline-block;margin:0 .25em 0 0}.masthead ul li:after{content:"\2044";color:#F2F2F2;margin-left:.5em}.masthead ul li:last-of-type:after{content:normal}@media only screen and (max-width: 35em){.masthead ul li:nth-of-type(2):before{content:normal}.masthead ul li.masthead-series-name{display:none}body.home .masthead li.masthead-series-name{display:inline-block!important}}.nav-buttons{position:absolute;top:0;left:0;margin:.6em .4em}.nav-back-button{font-family:"Source Sans Pro",sans-serif;font-size:inherit;color:#fff;background-color:#639BA7;border-radius:.1em;padding:.25em .5em;cursor:pointer}[href="#nav"]{font-family:"Source Sans Pro",sans-serif;font-size:inherit;color:#fff;background-color:#639BA7;border-radius:.1em;padding:.25em .5em}.js-nav-open [href="#nav"]{right:0;bottom:0;background-color:transparent}.nav-buttons{position:fixed;z-index:100}.js-nav-open [href="#nav"]{z-index:inherit}.visuallyhidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;position:fixed}#nav{font-family:"Source Sans Pro",sans-serif;font-size:.8em;width:100%;height:100%;overflow-x:hidden;background-color:#fff;border-top:1px solid #F2F2F2;padding-right:17px}.js-nav-open #nav{overflow-y:auto}.js-nav #nav{width:20em;border-top:none;border-right:1px solid #F2F2F2;position:absolute;top:0;left:0;z-index:100;position:fixed}#nav .search{margin:0 -17px 0 0;background-color:#fff}#nav .search input{width:90%;padding:.75em;font-family:"Source Sans Pro",sans-serif;font-size:inherit;overflow-x:hidden;background-color:#fff;color:#facdcd;margin:0}#nav .nav-list{margin:0 -17px 0 0}#nav .nav-list ol,#nav .nav-list ul{list-style-type:none;margin:0;padding:0;background-color:#fff}#nav .nav-list ol li,#nav .nav-list ul li{padding:0;width:100%;color:#000}#nav .nav-list ol li a,#nav .nav-list ul li a{display:block;padding:.1em .75em;max-width:14em;color:#000}#nav .nav-list ol li a:hover,#nav .nav-list ol li a:focus,#nav .nav-list ol li a:active,#nav .nav-list ul li a:hover,#nav .nav-list ul li a:focus,#nav .nav-list ul li a:active{color:inherit}#nav .nav-list ol li:hover,#nav .nav-list ol li:focus,#nav .nav-list ol li:active,#nav .nav-list ul li:hover,#nav .nav-list ul li:focus,#nav .nav-list ul li:active{color:#fff;background-color:#639BA7;width:100%}#nav .nav-list ol li.active,#nav .nav-list ul li.active{background-color:#639BA7;width:100%}#nav .nav-list ol li.active a,#nav .nav-list ul li.active a{color:#fff}#nav .nav-list ol li.active li a,#nav .nav-list ul li.active li a{color:#000}#nav .nav-list ol ol,#nav .nav-list ol ul,#nav .nav-list ul ol,#nav .nav-list ul ul{max-height:none;transition:max-height .5s ease-out;background-color:#F2F2F2;width:100%;overflow-x:hidden;overflow-y:hidden}#nav .nav-list ol ol li,#nav .nav-list ol ul li,#nav .nav-list ul ol li,#nav .nav-list ul ul li{padding-left:1em;width:100%}#nav .nav-list ol ol li a,#nav .nav-list ol ul li a,#nav .nav-list ul ol li a,#nav .nav-list ul ul li a{display:block;width:100%;color:#000}#nav .nav-list ol ol li a:hover,#nav .nav-list ol ol li a:focus,#nav .nav-list ol ol li a:active,#nav .nav-list ol ul li a:hover,#nav .nav-list ol ul li a:focus,#nav .nav-list ol ul li a:active,#nav .nav-list ul ol li a:hover,#nav .nav-list ul ol li a:focus,#nav .nav-list ul ol li a:active,#nav .nav-list ul ul li a:hover,#nav .nav-list ul ul li a:focus,#nav .nav-list ul ul li a:active{color:inherit}#nav .nav-list ol ol li:hover,#nav .nav-list ol ol li:focus,#nav .nav-list ol ol li:active,#nav .nav-list ol ul li:hover,#nav .nav-list ol ul li:focus,#nav .nav-list ol ul li:active,#nav .nav-list ul ol li:hover,#nav .nav-list ul ol li:focus,#nav .nav-list ul ol li:active,#nav .nav-list ul ul li:hover,#nav .nav-list ul ul li:focus,#nav .nav-list ul ul li:active{color:#fff;background-color:#639BA7;width:100%}#nav .nav-list ol ol ol,#nav .nav-list ol ol ul,#nav .nav-list ol ul ol,#nav .nav-list ol ul ul,#nav .nav-list ul ol ol,#nav .nav-list ul ol ul,#nav .nav-list ul ul ol,#nav .nav-list ul ul ul{margin-left:-1em;padding-left:2em}#nav .nav-list ol ol ol li,#nav .nav-list ol ol ul li,#nav .nav-list ol ul ol li,#nav .nav-list ol ul ul li,#nav .nav-list ul ol ol li,#nav .nav-list ul ol ul li,#nav .nav-list ul ul ol li,#nav .nav-list ul ul ul li{padding-left:2em;position:relative;left:-2em}#nav .nav-list ol li:hover+ol,#nav .nav-list ol li:active+ol,#nav .nav-list ol li:focus+ol,#nav .nav-list ol li:hover+ul,#nav .nav-list ol li:active+ul,#nav .nav-list ol li:focus+ul,#nav .nav-list ol li:hover>ol,#nav .nav-list ol li:active>ol,#nav .nav-list ol li:focus>ol,#nav .nav-list ol li:hover>ul,#nav .nav-list ol li:active>ul,#nav .nav-list ol li:focus>ul,#nav .nav-list ol ol.active,#nav .nav-list ol ul.active,#nav .nav-list ul li:hover+ol,#nav .nav-list ul li:active+ol,#nav .nav-list ul li:focus+ol,#nav .nav-list ul li:hover+ul,#nav .nav-list ul li:active+ul,#nav .nav-list ul li:focus+ul,#nav .nav-list ul li:hover>ol,#nav .nav-list ul li:active>ol,#nav .nav-list ul li:focus>ol,#nav .nav-list ul li:hover>ul,#nav .nav-list ul li:active>ul,#nav .nav-list ul li:focus>ul,#nav .nav-list ul ol.active,#nav .nav-list ul ul.active{height:auto;max-height:500em;transition:max-height 1s ease-in}#nav .nav-list ol ol:hover,#nav .nav-list ol ul:hover,#nav .nav-list ol ol:active,#nav .nav-list ol ul:active,#nav .nav-list ol ol:focus,#nav .nav-list ol ul:focus,#nav .nav-list ol ol.active,#nav .nav-list ol ul.active,#nav .nav-list ul ol:hover,#nav .nav-list ul ul:hover,#nav .nav-list ul ol:active,#nav .nav-list ul ul:active,#nav .nav-list ul ol:focus,#nav .nav-list ul ul:focus,#nav .nav-list ul ol.active,#nav .nav-list ul ul.active{height:auto;max-height:500em}#nav .widgets{margin:0 -17px 0 0}#nav h2{padding-left:.4em}.has-children{position:relative}[data-toggle]{position:absolute;top:0;right:0;background-color:transparent;border:none;color:#fff;font-size:1.25em;padding:0 .5em;margin:0 0 0 -.5em;height:1.65em}[data-toggle]:focus{outline:none}[data-toggle]:hover{cursor:pointer;background-color:transparent}[data-toggle]:after{color:#facdcd}[data-toggle].show-children:after{color:#facdcd}[data-nav-close]:after{content:"Ã—"}[data-toggle-nav]{right:.5em}[data-toggle-nav]:after{content:"+"}[data-toggle-nav].show-children:after{content:"-"}.no-file [data-toggle-nav],.no-link [data-toggle-nav]{margin-left:-14em;padding-left:14em}#content .search{margin:1.5em 0}#content .search input{width:100%}.search-results ul{list-style-type:none;margin:1.5em 0}mark{background-color:#ffd54d;color:inherit;border-radius:.1em}#footer{clear:both;bottom:0;background-color:#639BA7;font-family:"Source Sans Pro",sans-serif;border-top:1px solid #639BA7;margin:3em 0 0;padding:.75em;width:100%}.footer-content{clear:both;max-width:35em}#footer p,#footer ol,#footer ul{font-size:.98em;color:#222;text-indent:0;margin:0}#footer p a,#footer ol a,#footer ul a{color:#222;text-decoration:underline}body.cover #content{margin:0 auto;padding:0}body.cover #content h1{line-height:0;font-size:0}p.cover{margin:0 auto;padding:0;text-indent:0;height:100vh}img.cover{max-height:100%;max-width:100%;border:1px solid #F2F2F2}.previous-publications-page #content{margin:3em auto 0;text-align:center}.previous-publications-page #content p{text-indent:0;margin-bottom:.75em;text-align:center;hyphens:none}.previous-publications-page #content h1,.previous-publications-page #content h2{font-size:1.75em}.titlepage #content,.title-page #content,.halftitle-page #content,.half-title-page #content{margin:3em auto 0;text-align:center}.titlepage p,.title-page p,.halftitle-page p,.half-title-page p{text-indent:0;hyphens:none;text-align:center}.titlepage .half-title-page-title,.titlepage .halftitle-page-title,.titlepage .halftitlepage-title,.titlepage .title-page-title,.titlepage .titlepage-title,.title-page .half-title-page-title,.title-page .halftitle-page-title,.title-page .halftitlepage-title,.title-page .title-page-title,.title-page .titlepage-title,.halftitle-page .half-title-page-title,.halftitle-page .halftitle-page-title,.halftitle-page .halftitlepage-title,.halftitle-page .title-page-title,.halftitle-page .titlepage-title,.half-title-page .half-title-page-title,.half-title-page .halftitle-page-title,.half-title-page .halftitlepage-title,.half-title-page .title-page-title,.half-title-page .titlepage-title{font-weight:700;font-family:"Source Sans Pro",sans-serif;font-size:2.8em;line-height:1;margin:0;string-set:book-title content()}.titlepage .title-page-subtitle,.titlepage .titlepage-subtitle,.title-page .title-page-subtitle,.title-page .titlepage-subtitle,.halftitle-page .title-page-subtitle,.halftitle-page .titlepage-subtitle,.half-title-page .title-page-subtitle,.half-title-page .titlepage-subtitle{font-family:"Source Sans Pro",sans-serif;font-size:2.8em;line-height:1;margin:.75em 0 1.5em;string-set:book-subtitle content()}.titlepage .title-page-author,.titlepage .titlepage-author,.title-page .title-page-author,.title-page .titlepage-author,.halftitle-page .title-page-author,.halftitle-page .titlepage-author,.half-title-page .title-page-author,.half-title-page .titlepage-author{font-size:2.8em;line-height:1;margin:1.5em 0;string-set:book-author content()}.titlepage .title-page-publisher,.titlepage .titlepage-publisher,.title-page .title-page-publisher,.title-page .titlepage-publisher,.halftitle-page .title-page-publisher,.halftitle-page .titlepage-publisher,.half-title-page .title-page-publisher,.half-title-page .titlepage-publisher{text-indent:0;margin:0 0 1.5em;line-height:1}.titlepage .title-page-logo,.titlepage .titlepage-logo,.title-page .title-page-logo,.title-page .titlepage-logo,.halftitle-page .title-page-logo,.halftitle-page .titlepage-logo,.half-title-page .title-page-logo,.half-title-page .titlepage-logo{display:block;max-width:30%}.titlepage .title-page-logo img,.titlepage .titlepage-logo img,.title-page .title-page-logo img,.title-page .titlepage-logo img,.halftitle-page .title-page-logo img,.halftitle-page .titlepage-logo img,.half-title-page .title-page-logo img,.half-title-page .titlepage-logo img{width:100%}.copyright-page p{text-indent:0;margin:0 0 .75em}.dedication-page #content{margin-top:3em}p.dedication{text-indent:0;text-align:center}.dedication+p{text-indent:0;margin-top:1.5em}.epigraph-page #content{margin-top:3em}p.epigraph{text-indent:0;padding:0 3em}p.epigraph-source{text-indent:0;padding:0 3em;text-align:right;font-style:italic}p.epigraph-source em{font-style:normal}.epigraph-source+p{text-indent:0;margin-top:1.5em}.contents-page #content ol,.contents-page #content ul{list-style-type:none;margin:0;padding:0}.contents-page #content ol ol,.contents-page #content ol ul,.contents-page #content ul ol,.contents-page #content ul ul{margin-left:1.5em}#content #markdown-toc,#content .markdown-toc{font-family:"Source Sans Pro",sans-serif;list-style-type:none;margin:1.5em 0}#content #markdown-toc li,#content .markdown-toc li{margin:0}#content #markdown-toc li li,#content .markdown-toc li li{margin-left:1.5em}.bibliography{text-indent:0;margin:1.5em 0}.bibliography+p{text-indent:0}ul.bibliography{list-style-type:none;padding:0;margin:1.5em 0}ul.bibliography li{text-indent:-3em;margin-left:3em}.box{background-color:#F2F2F2;color:inherit;font-weight:inherit;font-size:inherit;border:1px solid #F2F2F2;margin:1.5em 0;padding:.75em}.box p:last-of-type{margin-bottom:0}.box+p{text-indent:0}.box h1:first-of-type,.box h2:first-of-type,.box h3:first-of-type,.box h4:first-of-type,.box h5:first-of-type,.box h6:first-of-type{margin-top:0}.box li p:last-of-type{margin-bottom:0}.box dl:first-of-type{margin-top:0}.box dl:last-of-type{margin-bottom:0}p.box{text-indent:0}ol.box,ul.box{padding:.75em 1.5em}button{font-size:initial;display:inline-block;font-family:"Source Sans Pro",sans-serif;color:#fff;line-height:100%;text-decoration:none;background-color:#639BA7;padding:.2em .4em;margin:0;text-align:center;text-indent:0;border-radius:.1em;cursor:pointer;border:none}button:hover{background-color:#3b6169}a.button,em.button,strong.button,span.button{display:inline-block;font-family:"Source Sans Pro",sans-serif;color:#fff;line-height:100%;text-decoration:none;background-color:#639BA7;padding:.2em .4em;margin:0;text-align:center;text-indent:0;border-radius:.1em;cursor:pointer;border:none}a.button:hover,em.button:hover,strong.button:hover,span.button:hover{background-color:#3b6169}p.button,ol.button,ul.button,li.button,blockquote.button,table.button,div.button,h1.button,h2.button,h3.button,h4.button,h5.button,h6.button{text-indent:0}p.button a,ol.button a,ul.button a,li.button a,blockquote.button a,table.button a,div.button a,h1.button a,h2.button a,h3.button a,h4.button a,h5.button a,h6.button a{display:inline-block;font-family:"Source Sans Pro",sans-serif;color:#fff;line-height:100%;text-decoration:none;background-color:#639BA7;padding:.2em .4em;margin:0;text-align:center;text-indent:0;border-radius:.1em;cursor:pointer;border:none;padding:.5em;margin:1.5em 0}p.button a:hover,ol.button a:hover,ul.button a:hover,li.button a:hover,blockquote.button a:hover,table.button a:hover,div.button a:hover,h1.button a:hover,h2.button a:hover,h3.button a:hover,h4.button a:hover,h5.button a:hover,h6.button a:hover{background-color:#3b6169}p.button+p,ol.button+p,ul.button+p,li.button+p,blockquote.button+p,table.button+p,div.button+p,h1.button+p,h2.button+p,h3.button+p,h4.button+p,h5.button+p,h6.button+p{text-indent:0}p.button a,ol.button a,ul.button a,li.button a,blockquote.button a,table.button a,div.button a,h1.button a,h2.button a,h3.button a,h4.button a,h5.button a,h6.button a{margin:0}button.show-hide-hidden{margin-bottom:1.5em}code{font-family:"Inconsolata",monospace;font-size:90%;line-height:1.5em;background-color:#F2F2F2;padding:.1em .3em;border-radius:.2em}pre{background-color:#F2F2F2;border-radius:.2em;margin:1.5em 0;overflow-x:auto;padding:.75em}pre code{padding:0}pre+p{text-indent:0}div[class*="highlighter-"]+p{text-indent:0}dl.dialogue dt{clear:both;float:left;min-width:3em;padding-right:.375em}dl.dialogue dt:after{content:": "}dl.dialogue dd{margin:0 0 0 3.375em}img{border-width:0;vertical-align:middle;-ms-interpolation-mode:bicubic;max-width:100%;height:auto}svg.inject-svg{max-width:100%;height:100%}.figure{clear:left;page-break-inside:avoid;background-color:inherit;font-size:inherit;font-weight:inherit;margin:1.5em 0;padding:.75em}.figure p{clear:both;text-align:center;page-break-inside:avoid;page-break-before:avoid;hyphens:none}.figure p:last-of-type{margin-bottom:0}.figure img,.figure p img{margin:0 auto;object-fit:scale-down;display:block}@media screen and (max-height: 600px){.figure img,.figure p img{max-height:300px}}@media screen and (max-height: 420px){.figure img,.figure p img{max-height:210px}}.figure .figure-body .figure-images{text-align:center;margin-bottom:1.5em}.figure .figure-body .figure-html,.figure .figure-body .figure-md{margin-bottom:1.5em}.figure .figure-body .description{display:none}.figure .figure-body .caption{margin:0;text-align:center;text-indent:0}.figure .figure-body .caption .figure-reference{font-weight:700}.figure .caption,.figure p:nth-child(2),.figure p:nth-child(2)+p,.figure p:nth-child(2)+p+p,.figure p:nth-child(2)+p+p+p,.figure p:nth-child(2)+p+p+p+p{padding:0;text-align:center;text-indent:0}.figure.x-small p img,.figure.x-small img,.figure.small p img,.figure.small img,.figure.large p img,.figure.large img{max-height:inherit}@media screen and (min-width: 600px){.figure.large img,.figure.large p img{max-height:600px}}.figure.thumbnail,.figure.web-thumbnail{padding:0}.figure.thumbnail img,.figure.web-thumbnail img{padding:0}@media (min-width: 40em){.figure.thumbnail,.figure.web-thumbnail{max-width:25%;float:right;margin:0 0 0 .75em}}@media (min-width: 80em){.figure.thumbnail,.figure.web-thumbnail{position:absolute;max-width:20em;right:2em;left:calc((100% - 35em)/2 + 35em + 2em)}}.glossary dl,dl.glossary{color:inherit}.glossary dt{float:left;color:inherit}.glossary dt:after{content:":\00a0"}.highlighter,a[href="highlighter"]{background-color:#ff0;color:inherit;border-radius:.1em}.no-highlights-message{border:1px solid #222;border-radius:.1em;display:block;font-family:"Source Sans Pro",sans-serif;margin:auto;max-width:15em;padding:.375em}ol.reference-index,ul.reference-index{margin-left:1.5em;list-style-type:none}ol.reference-index ul,ol.reference-index ol,ul.reference-index ul,ul.reference-index ol{list-style-type:none}ol.reference-index li,ul.reference-index li{text-indent:-1.5em}ol.reference-index li li,ul.reference-index li li{margin:0}ol.reference-index li a:after,ul.reference-index li a:after{content:", "}ol.reference-index li a:last-of-type:after,ul.reference-index li a:last-of-type:after{content:""}ol.reference-index li a.indexed,ul.reference-index li a.indexed{color:inherit;text-decoration:none}ol.reference-index .duplicate,ul.reference-index .duplicate{display:none}math{margin:1.5em auto}.fractions{-moz-font-feature-settings:frac;-ms-font-feature-settings:frac;-o-font-feature-settings:frac;-webkit-font-feature-settings:frac;font-feature-settings:frac;font-style:inherit}.MathJax_Display,.mjpage__block{overflow-x:auto;overflow-y:hidden;padding:0 0 .4em}.MathJax_Display.visuallyhidden,.mjpage__block.visuallyhidden{padding:0;width:0;overflow:hidden}.mjpage__block math{margin-left:auto;margin-right:auto}.footnotes{margin:3em 0 0;padding:1.5em 0;border-top:1px solid #F2F2F2;color:#facdcd}.footnotes p{text-indent:0}.sidenote{background-color:#fff;border-top:1px solid #F2F2F2;clear:both;font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:inherit;line-height:1.47em;margin-bottom:2em;padding:.75em;text-indent:0}.sidenote h1,.sidenote h2,.sidenote h3,.sidenote h4,.sidenote h5,.sidenote h6{line-height:1.1}.sidenote h1:first-child,.sidenote h2:first-child,.sidenote h3:first-child,.sidenote h4:first-child,.sidenote h5:first-child,.sidenote h6:first-child{margin-top:0}h1+.sidenote+p,h2+.sidenote+p,h3+.sidenote+p,h4+.sidenote+p,h5+.sidenote+p,h6+.sidenote+p,h1+.sidenote+.sidenote+p,h2+.sidenote+.sidenote+p,h3+.sidenote+.sidenote+p,h4+.sidenote+.sidenote+p,h5+.sidenote+.sidenote+p,h6+.sidenote+.sidenote+p,h1+.sidenote+.sidenote+.sidenote+p,h2+.sidenote+.sidenote+.sidenote+p,h3+.sidenote+.sidenote+.sidenote+p,h4+.sidenote+.sidenote+.sidenote+p,h5+.sidenote+.sidenote+.sidenote+p,h6+.sidenote+.sidenote+.sidenote+p{text-indent:0}@media (min-width: 40em){.sidenote{float:right;clear:right;position:relative;min-width:5em;max-width:40%;margin:1.5em 0 1.5em 1.5em}.sidenote.web-full-width{margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.sidenote.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.sidenote.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.sidenote p{line-height:inherit;color:inherit}.box .sidenote{margin-right:-13.25em}@media only screen and (max-width: 600px){.box .sidenote{margin-right:inherit}}sup:target{padding-top:3.5em}.first{text-indent:0;margin-top:1.5em}.chapter-number{display:block;font-size:2.8em;line-height:3em;margin:0 0 1.5em;text-align:center;font-style:inherit;font-weight:inherit}.pullquote,.pullquote p{text-indent:0;font-size:2.8em;line-height:1;text-align:center;margin:1.5em 0}.pullquote+p{text-indent:0}p.source{font-style:italic;margin:0 1.5em 1.5em;text-indent:0;page-break-before:avoid}em.source,strong.strong,span.source{display:block;page-break-before:avoid;margin:0 1.5em 1.5em;font-style:italic;font-weight:inherit}table{border-collapse:collapse;margin:1.5em 0;font-size:.98em;width:100%}thead,th,.table-subhead{page-break-after:avoid;font-weight:700}th,td{border:1px solid #F2F2F2;padding:.75em}th p,th ol,th ul,td p,td ol,td ul{margin:0;padding:0}.table-row-stub{font-weight:700}.table-caption{page-break-after:avoid;font-style:italic;text-indent:0;margin:1.5em 0 0}.table-caption em{font-style:normal}.letter p{text-indent:0;margin-bottom:1.5em}p.valediction{text-indent:0;margin:1.5em 0;page-break-before:avoid;page-break-inside:avoid}.valediction+p{text-indent:0}.verse{text-indent:0;margin:1.5em 0}.verse+p{text-indent:0}ul.verse{list-style-type:none;padding:0;margin:1.5em 0}ul.verse li{text-indent:-2em;margin-left:2em}ul.verse li.indent-1{margin-left:3em}ul.verse li.indent-2{margin-left:4em}ul.verse li.indent-3{margin-left:5em}ul.verse li.indent-4{margin-left:6em}ul.verse li.indent-5{margin-left:7em}ul.verse li.indent-6{margin-left:8em}ul.verse li.indent-7{margin-left:9em}ul.verse li.indent-8{margin-left:10em}ul.verse li.indent-9{margin-left:11em}ul.verse li.indent-10{margin-left:12em}ul.verse li.indent-11{margin-left:13em}ul.verse li.indent-12{margin-left:14em}ul.verse li.indent-13{margin-left:15em}ul.verse li.indent-14{margin-left:16em}ul.verse li.indent-15{margin-left:17em}ul.verse li.indent-16{margin-left:18em}ul.verse li.indent-17{margin-left:19em}ul.verse li.indent-18{margin-left:20em}ul.verse li.indent-19{margin-left:21em}ul.verse li.indent-20{margin-left:22em}ul.verse li.indent-21{margin-left:23em}ul.verse li.indent-22{margin-left:24em}ul.verse li.indent-23{margin-left:25em}ul.verse li.indent-24{margin-left:26em}ul.verse li.indent-25{margin-left:27em}ul.verse li.indent-26{margin-left:28em}ul.verse li.indent-27{margin-left:29em}ul.verse li.indent-28{margin-left:30em}ul.verse li.indent-29{margin-left:31em}ul.verse li.indent-30{margin-left:32em}ul.verse li.indent-31{margin-left:33em}ul.verse li.indent-32{margin-left:34em}ul.verse li.indent-33{margin-left:35em}ul.verse li.indent-34{margin-left:36em}ul.verse li.indent-35{margin-left:37em}ul.verse li.indent-36{margin-left:38em}ul.verse li.indent-37{margin-left:39em}ul.verse li.indent-38{margin-left:40em}ul.verse li.indent-39{margin-left:41em}ul.verse li.indent-40{margin-left:42em}ul.verse li.indent-41{margin-left:43em}ul.verse li.indent-42{margin-left:44em}ul.verse li.indent-43{margin-left:45em}ul.verse li.indent-44{margin-left:46em}ul.verse li.indent-45{margin-left:47em}ul.verse li.indent-46{margin-left:48em}ul.verse li.indent-47{margin-left:49em}ul.verse li.indent-48{margin-left:50em}ul.verse li.indent-49{margin-left:51em}ul.verse li.indent-50{margin-left:52em}ul.verse li.indent-51{margin-left:53em}ul.verse li.indent-52{margin-left:54em}ul.verse li.indent-53{margin-left:55em}ul.verse li.indent-54{margin-left:56em}ul.verse li.indent-55{margin-left:57em}ul.verse li.indent-56{margin-left:58em}ul.verse li.indent-57{margin-left:59em}ul.verse li.indent-58{margin-left:60em}ul.verse li.indent-59{margin-left:61em}ul.verse li.indent-60{margin-left:62em}blockquote.verse{color:inherit;margin-top:0;width:100%;padding:0}blockquote.verse h1,blockquote.verse h2,blockquote.verse h3,blockquote.verse h4,blockquote.verse h5,blockquote.verse h6{margin-bottom:1em}blockquote.verse ul{margin-bottom:0}ul.verse li{white-space:pre-wrap}ul.verse li h1,ul.verse li h2,ul.verse li h3,ul.verse li h4,ul.verse li h5,ul.verse li h6{display:inline}ul.verse li h1{margin-left:-1.4em}ul.verse li h2{margin-left:-1.85em}ul.verse li h3{margin-left:-2.75em}ul.verse li h4{margin-left:-2.75em}ul.verse li h5{margin-left:-2.75em}ul.verse li h6{margin-left:-2.75em}ul.verse li:empty{line-height:100%}ul.verse li:empty:after{content:" "}.videowrapper{float:none;clear:left;width:100%;position:relative;padding-bottom:56.25%;padding-top:25px;margin:1em 0}.videowrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%}.videowrapper+p{text-indent:0}.select-list-wrapper{position:relative}.select-list-wrapper .select-list.select-option-correct+.select-list-marker{background-color:#009E7F;border-radius:1.5em;color:#F2F2F2;height:1.1em;line-height:1.3;margin:0 .375em;padding:.1875em .375em;position:absolute;right:-1.05em;top:-.75em;z-index:1}.select-list-wrapper .select-list.select-option-incorrect+.select-list-marker{background-color:#900;border-radius:1.5em;color:#F2F2F2;height:1.1em;line-height:1.3;margin:0 .375em;padding:.1875em .375em;position:absolute;right:-1.05em;top:-.75em;z-index:1}table .select-list{width:100%}.pagination{font-family:"Source Sans Pro",sans-serif;padding:1.5em;max-width:17.5em;margin:auto}.pagination .pagination-previous{float:left}.pagination .pagination-previous a{padding:0 1em}.pagination .pagination-next{float:right}.pagination .pagination-next a{padding:0 1em}.smallcaps{-moz-font-feature-settings:smcp,onum;-ms-font-feature-settings:smcp,onum;-o-font-feature-settings:smcp,onum;-webkit-font-feature-settings:smcp,onum;font-feature-settings:smcp,onum;font-style:inherit;font-weight:inherit}.allsmallcaps{-moz-font-feature-settings:c2sc,smcp,onum;-ms-font-feature-settings:c2sc,smcp,onum;-o-font-feature-settings:c2sc,smcp,onum;-webkit-font-feature-settings:c2sc,smcp,onum;font-feature-settings:c2sc,smcp,onum;font-style:inherit;font-weight:inherit}.shrink{font-size:.7em;font-style:inherit;font-weight:inherit}.width-1{display:inline-block;width:1.5em}.width-2{display:inline-block;width:3em}.width-3{display:inline-block;width:4.5em}.width-4{display:inline-block;width:6em}.width-5{display:inline-block;width:7.5em}.width-6{display:inline-block;width:9em}.width-7{display:inline-block;width:10.5em}.width-8{display:inline-block;width:12em}.width-9{display:inline-block;width:13.5em}.width-10{display:inline-block;width:15em}.width-11{display:inline-block;width:16.5em}.width-12{display:inline-block;width:18em}.width-13{display:inline-block;width:19.5em}.width-14{display:inline-block;width:21em}.width-15{display:inline-block;width:22.5em}.width-16{display:inline-block;width:24em}.width-17{display:inline-block;width:25.5em}.width-18{display:inline-block;width:27em}.width-19{display:inline-block;width:28.5em}.width-20{display:inline-block;width:30em}.width-21{display:inline-block;width:31.5em}.width-22{display:inline-block;width:33em}.width-23{display:inline-block;width:34.5em}.width-24{display:inline-block;width:36em}.width-25{display:inline-block;width:37.5em}.width-26{display:inline-block;width:39em}.width-27{display:inline-block;width:40.5em}.width-28{display:inline-block;width:42em}.width-29{display:inline-block;width:43.5em}.width-30{display:inline-block;width:45em}.width-31{display:inline-block;width:46.5em}.width-32{display:inline-block;width:48em}.width-33{display:inline-block;width:49.5em}.width-34{display:inline-block;width:51em}.width-35{display:inline-block;width:52.5em}.width-36{display:inline-block;width:54em}.width-37{display:inline-block;width:55.5em}.width-38{display:inline-block;width:57em}.width-39{display:inline-block;width:58.5em}.width-40{display:inline-block;width:60em}.width-41{display:inline-block;width:61.5em}.width-42{display:inline-block;width:63em}.width-43{display:inline-block;width:64.5em}.width-44{display:inline-block;width:66em}.width-45{display:inline-block;width:67.5em}.width-46{display:inline-block;width:69em}.width-47{display:inline-block;width:70.5em}.width-48{display:inline-block;width:72em}.width-49{display:inline-block;width:73.5em}.width-50{display:inline-block;width:75em}.width-51{display:inline-block;width:76.5em}.width-52{display:inline-block;width:78em}.width-53{display:inline-block;width:79.5em}.width-54{display:inline-block;width:81em}.width-55{display:inline-block;width:82.5em}.width-56{display:inline-block;width:84em}.width-57{display:inline-block;width:85.5em}.width-58{display:inline-block;width:87em}.width-59{display:inline-block;width:88.5em}.width-60{display:inline-block;width:90em}.width-61{display:inline-block;width:91.5em}.width-62{display:inline-block;width:93em}.width-63{display:inline-block;width:94.5em}.width-64{display:inline-block;width:96em}.width-65{display:inline-block;width:97.5em}.width-66{display:inline-block;width:99em}.width-67{display:inline-block;width:100.5em}.width-68{display:inline-block;width:102em}.width-69{display:inline-block;width:103.5em}.width-70{display:inline-block;width:105em}.width-71{display:inline-block;width:106.5em}.width-72{display:inline-block;width:108em}.width-73{display:inline-block;width:109.5em}.width-74{display:inline-block;width:111em}.width-75{display:inline-block;width:112.5em}.width-76{display:inline-block;width:114em}.width-77{display:inline-block;width:115.5em}.width-78{display:inline-block;width:117em}.width-79{display:inline-block;width:118.5em}.width-80{display:inline-block;width:120em}.width-81{display:inline-block;width:121.5em}.width-82{display:inline-block;width:123em}.width-83{display:inline-block;width:124.5em}.width-84{display:inline-block;width:126em}.width-85{display:inline-block;width:127.5em}.width-86{display:inline-block;width:129em}.width-87{display:inline-block;width:130.5em}.width-88{display:inline-block;width:132em}.width-89{display:inline-block;width:133.5em}.width-90{display:inline-block;width:135em}.width-91{display:inline-block;width:136.5em}.width-92{display:inline-block;width:138em}.width-93{display:inline-block;width:139.5em}.width-94{display:inline-block;width:141em}.width-95{display:inline-block;width:142.5em}.width-96{display:inline-block;width:144em}.width-97{display:inline-block;width:145.5em}.width-98{display:inline-block;width:147em}.width-99{display:inline-block;width:148.5em}.width-100{display:inline-block;width:150em}.controls{display:flex;margin-left:1rem}.controls>div{margin-right:1em}.annotator:nth-child(3){position:relative;top:3em}.annotator label{text-align:right;display:block;padding:0 .75em}.annotator label:first-of-type{margin-top:.75em;border-radius:.1em 0 0 0}.annotator label:last-of-type{margin-bottom:.75em;border-radius:0 0 .1em 0}.annotator label svg{fill:#fff;stroke:#639BA7;stroke-width:1.5px;width:1.5em;-moz-user-select:none}.annotator iframe{display:none;height:100vh;position:fixed;right:0;top:0;width:16em;max-width:70vw;z-index:1000;border-left:1px solid #fff}.annotator .annotator-toggle-sidebar:checked~iframe{display:block}.annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg{fill:#639BA7;stroke:#fff}.annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar,.annotator .annotator-toggle-sidebar:checked~label.annotator-show-annotations{width:17.5em;max-width:80vw;text-align:left}.annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#639BA7;stroke:#fff}.annotator input[type='checkbox']{display:none}.annotator [data-tooltip-description]:after{content:attr(data-tooltip-description);display:none}.annotator [data-tooltip-description]{position:relative}.annotator [data-tooltip-description]:hover:before{content:"";position:absolute;left:0;top:50%;border-width:4px 6px 0;margin-left:-4px;border-style:solid;border-color:#009E7F transparent transparent;transform:translateY(-50%) rotate(-90deg);z-index:100}.annotator [data-tooltip-description]:hover:after{display:block;text-align:center;position:absolute;left:0;top:50%;z-index:100;pointer-events:none;border-radius:.1em;color:#F2F2F2;background-color:#009E7F;border:1px solid #009E7F;font-size:.7em;line-height:1.5em;width:15em;max-width:50vw;padding:.75em;transform:translateX(-100%) translateY(-50%)}.annotator-frame .annotator-toolbar{top:5em}.annotator-frame .annotator-toolbar button{border-style:solid!important}.language-select{z-index:100;padding:.75em .75em 0;text-align:right;color:#222}.language-select .language-select-list{list-style-type:none;padding:0}.language-select .language-select-list li{display:block}.language-select .language-select-list li a{color:#037bb5}.language-select .language-select-list li:after{content:normal}.language-select .language-select-list{display:none}.language-select:hover .language-select-list{background-color:#fff;border:.75px solid #639BA7;border-radius:.1em;display:block;position:relative;padding:.75em;z-index:1}.language-select svg,svg.language-select-icon{-moz-user-select:none;fill:#fff;stroke:#639BA7;stroke-width:.75px}.bookmarks{color:#222;text-align:right}.bookmarks,.bookmarks *{box-sizing:border-box}.bookmarks .history-icon{display:none}.bookmarks-modal{background-color:#fff;font-family:"Source Sans Pro",sans-serif;line-height:1.5em;border:1px solid #639BA7;padding:.75em;box-shadow:1px 2px 7px grey;border-radius:.1rem;background-color:#fff;border-color:#F2F2F2;display:none;list-style-type:none;padding:0;overflow:auto;position:fixed;top:50%;left:50%;height:25em;max-height:80vh;max-width:80vw;transform:translate(-50%,-50%);width:25em}.bookmarks-modal,.bookmarks-modal *{box-sizing:border-box}.bookmarks-modal .bookmarks-list .bookmarks-list-content,.bookmarks-modal .bookmarks-list .last-locations-list-content,.bookmarks-modal .last-locations-list .bookmarks-list-content,.bookmarks-modal .last-locations-list .last-locations-list-content{position:relative;visibility:hidden;z-index:-1}.bookmarks-modal .bookmarks-list.bookmarks-list-open .bookmarks-list-content,.bookmarks-modal .bookmarks-list.bookmarks-list-open .last-locations-list-content,.bookmarks-modal .last-locations-list.bookmarks-list-open .bookmarks-list-content,.bookmarks-modal .last-locations-list.bookmarks-list-open .last-locations-list-content{position:relative;visibility:visible;z-index:1}.bookmarks-modal .last-locations-list .last-locations-list-header{left:50%!important}.bookmarks-modal .last-locations-list.bookmarks-list-header-open .last-locations-list-header{color:#222}.bookmarks-modal .bookmarks-list .bookmarks-list-header-open{color:#222}.bookmarks-modal .bookmarks-list,.bookmarks-modal .last-locations-list{margin:0;padding:0;text-align:left;position:absolute;top:2.7rem;left:0;right:0}.bookmarks-modal .bookmarks-list .bookmarks-list-header,.bookmarks-modal .bookmarks-list .last-locations-list-header,.bookmarks-modal .last-locations-list .bookmarks-list-header,.bookmarks-modal .last-locations-list .last-locations-list-header{display:flex;align-items:center;justify-content:center;border-bottom:1px solid #F2F2F2;color:#037bb5;cursor:pointer;font-size:.8em;height:2.7rem;letter-spacing:.05em;line-height:1;padding:.5em;text-align:center;text-transform:uppercase;width:50%;position:absolute;top:-2.7rem;left:0;right:50%}.bookmarks-modal .bookmarks-list .bookmarks-list-header.bookmarks-list-header-open,.bookmarks-modal .bookmarks-list .last-locations-list-header.bookmarks-list-header-open,.bookmarks-modal .last-locations-list .bookmarks-list-header.bookmarks-list-header-open,.bookmarks-modal .last-locations-list .last-locations-list-header.bookmarks-list-header-open{border-bottom-color:#fff;color:#222;cursor:auto}.bookmarks-modal .bookmarks-list .bookmarks-list-header,.bookmarks-modal .last-locations-list .bookmarks-list-header{border-right:1px solid #F2F2F2}.bookmarks-modal .bookmarks-list .bookmarks-list-tip,.bookmarks-modal .bookmarks-list .last-locations-list-tip,.bookmarks-modal .last-locations-list .bookmarks-list-tip,.bookmarks-modal .last-locations-list .last-locations-list-tip{color:#facdcd;font-size:.8em;line-height:1.5em;min-height:4em;padding:1em;text-align:center}.bookmarks-modal .bookmarks-list ul,.bookmarks-modal .last-locations-list ul{margin:0;padding:1em}.bookmarks-modal .bookmarks-list ul:empty,.bookmarks-modal .last-locations-list ul:empty{margin:0;min-height:0;padding:0}.bookmarks-modal .bookmarks-list ul li,.bookmarks-modal .last-locations-list ul li{display:block;font-size:.9em;line-height:1;margin-bottom:2em}.bookmarks-modal .bookmarks-list ul li:last-child,.bookmarks-modal .last-locations-list ul li:last-child{margin-bottom:0}.bookmarks-modal .bookmarks-list ul li a,.bookmarks-modal .last-locations-list ul li a{color:#037bb5;text-decoration:none}.bookmarks-modal .bookmarks-list ul li .bookmark-title,.bookmarks-modal .last-locations-list ul li .bookmark-title{color:#facdcd;font-family:"Source Sans Pro",sans-serif;font-size:.7em;letter-spacing:.05em;text-transform:uppercase}.bookmarks-modal .bookmarks-list ul li .bookmark-title::after,.bookmarks-modal .last-locations-list ul li .bookmark-title::after{color:#facdcd;content:"\2022";font-size:1rem;font-style:normal;margin:0 .25em}.bookmarks-modal .bookmarks-list ul li .bookmark-date,.bookmarks-modal .last-locations-list ul li .bookmark-date{color:#facdcd;font-family:"Source Sans Pro",sans-serif;font-size:.7em;letter-spacing:.05em;text-transform:uppercase}.bookmarks-modal .bookmarks-list ul li .bookmark-page,.bookmarks-modal .last-locations-list ul li .bookmark-page{display:inline-block;font-family:"Source Sans Pro",sans-serif;font-size:.85em;font-weight:600}.bookmarks-modal .bookmarks-list ul li .bookmark-section,.bookmarks-modal .last-locations-list ul li .bookmark-section{font-family:"Source Sans Pro",sans-serif;font-size:.9em;font-weight:600}.bookmarks-modal .bookmarks-list ul li .bookmark-section::before,.bookmarks-modal .last-locations-list ul li .bookmark-section::before{color:#facdcd;content:"\2022";font-size:1rem;font-style:normal;margin:0 .25em}.bookmarks-modal .bookmarks-list ul li .bookmark-description,.bookmarks-modal .last-locations-list ul li .bookmark-description{display:block;font-family:"Amiri",serif;font-size:.9em;line-height:1.2;margin:.375em 0}.bookmarks-modal .bookmarks-list ul li .bookmark-delete,.bookmarks-modal .last-locations-list ul li .bookmark-delete{float:right}.bookmarks-modal .bookmarks-list ul li.bookmarks-delete-all,.bookmarks-modal .last-locations-list ul li.bookmarks-delete-all{text-align:center}.bookmarks-modal .bookmarks-list ul li.bookmarks-delete-all:only-child,.bookmarks-modal .last-locations-list ul li.bookmarks-delete-all:only-child{display:none}.bookmarks-modal .bookmarks-list ul li:after,.bookmarks-modal .last-locations-list ul li:after{content:normal}.bookmarks-modal .bookmarks-list ul li svg,.bookmarks-modal .last-locations-list ul li svg{display:inline-block;height:.75em;margin-left:.5em;width:.75em}.bookmarks-modal .bookmarks-list ul li svg path,.bookmarks-modal .last-locations-list ul li svg path{fill:#639BA7}svg[class*="icon"]{-moz-user-select:none}svg[class*="icon"].bookmark-icon{cursor:pointer}svg[class*="icon"].bookmark-icon .bookmark-icon-fill{fill:#fff}svg[class*="icon"].bookmark-icon .bookmark-icon-outline{fill:#639BA7}svg[class*="icon"].history-icon path{fill:#639BA7}.bookmark-button{background:none;border:none;cursor:pointer;float:left;height:1.5em;opacity:.8;padding:0;flex-direction:column;justify-content:center;display:none}.bookmark-button svg{width:1em;height:1em;position:absolute;left:0}@media only screen and (min-width: 900px){.bookmark-button svg{left:auto;transform:translateX(-2em)}}.bookmark-button:hover{background-color:transparent}.bookmark-button:hover svg .bookmark-icon-fill{fill:#fff}.bookmark-button:hover svg .bookmark-icon-outline{fill:#639BA7}#content .bookmark-pending>.bookmark-button{display:flex;z-index:1;position:var(--bookmark-button-position);left:calc(var(--bookmark-button-position-x) + 1em);top:var(--bookmark-button-position-y)}#content .bookmark-pending>.bookmark-button svg{width:2em;height:2em;left:0;transform:none}#content .bookmark-pending .visuallyhidden{display:none}[data-bookmarked] .bookmark-button{display:flex}[data-bookmarked] svg[class*="icon"].bookmark-icon .bookmark-icon-fill{fill:#639BA7}[data-bookmarked] svg[class*="icon"].bookmark-icon .bookmark-icon-outline{fill:#639BA7}.last-location-prompt{align-items:center;background:#fff;border:1px solid #639BA7;border-radius:.1em 0 0 .1em;display:flex;font-family:"Source Sans Pro",sans-serif;font-size:1rem;height:1.5em;line-height:1.5em;margin:.125em -.3em .25rem 0;padding:.1rem .5rem;position:fixed;top:.75rem;right:0;transition:transform 0.5s,z-index 1.5s;transform:translateX(100%)}.last-location-prompt a{color:#037bb5;text-decoration:none;white-space:nowrap}.last-location-prompt.last-location-prompt-open{transform:translateX(0);z-index:0}.last-location-prompt button{background-color:transparent;color:#037bb5;font-size:.9rem;padding-bottom:.4rem}.home .history-icon{visibility:hidden}.dark-mode-control{cursor:pointer;text-align:right;z-index:100}.dark-mode-control svg.dark-mode-icon{display:inline-block;height:1.5em;margin-left:.5em;width:1.5em}.dark-mode-control svg.dark-mode-icon .dark-mode-icon-outline{fill:#639BA7}.dark-mode-control svg.dark-mode-icon .dark-mode-icon-fill{fill:#fff}body.dark-mode{color:#f2f0f0}body.dark-mode #wrapper{background-color:#222}body.dark-mode .masthead a{color:#222}body.dark-mode .nav-buttons a{color:#222}body.dark-mode #nav{background-color:#222;border-right-color:#639BA7}body.dark-mode #nav ol{background-color:#222}body.dark-mode #nav ol li a{color:#f2f0f0}body.dark-mode #nav [data-toggle-nav]:after{color:#f2f0f0}body.dark-mode #nav .search{background-color:#222}body.dark-mode #nav .search input{background-color:#222;color:#f2f0f0}body.dark-mode #nav .search input::placeholder{color:#f2f0f0}body.dark-mode p,body.dark-mode ul,body.dark-mode ol,body.dark-mode dl{color:#f2f0f0}body.dark-mode a{color:#b9e7fe}body.dark-mode p.subheadline{color:#639BA7}body.dark-mode.chapter h1{color:#222}body.dark-mode.chapter h1 strong:first-of-type::after{border-top-color:#222}body.dark-mode.frontmatter h1,body.dark-mode.endmatter h1,body.dark-mode.leibniz h1{color:#639BA7}body.dark-mode.subchapter h1{border-top-color:#639BA7;border-bottom-color:#639BA7;color:#639BA7}body.dark-mode .footnote-detail{background-color:#444}body.dark-mode [role="tab"] a{color:#639BA7}body.dark-mode [data-accordion="open"]::after,body.dark-mode [data-accordion="closed"]::after{color:#639BA7}body.dark-mode .accordion-show-all-button{border-color:#639BA7;color:#639BA7}body.dark-mode.contents-page #content .toc-list li ol li a{color:#f2f0f0!important}body.dark-mode .slides{background-color:#444;border-top-color:#444}body.dark-mode .slides .nav-slides{background-color:#444}body.dark-mode .slides .nav-slides a{background-color:#444}body.dark-mode .slides .figure-summary-meta{background-color:#222}body.dark-mode .slides .figure-summary-meta .figure-source a{color:#b9e7fe}.js-mcq body.dark-mode .mcq-feedback{background-color:#444}body.dark-mode select{background-color:#222}body.dark-mode .zebra{background-color:#444}body.dark-mode .theme-key-label{color:#f2f0f0}body.dark-mode a.anchorjs-link{color:#facdcd;border-color:#facdcd}body.dark-mode .sidenote{background-color:#222}body.dark-mode .einstein,body.dark-mode .great-economist,body.dark-mode .great-economists,body.dark-mode .economists,body.dark-mode .economist,body.dark-mode .expandable-box{background-color:#444}body.dark-mode .einstein h4,body.dark-mode .einstein h5,body.dark-mode .einstein h6,body.dark-mode .great-economist h4,body.dark-mode .great-economist h5,body.dark-mode .great-economist h6,body.dark-mode .great-economists h4,body.dark-mode .great-economists h5,body.dark-mode .great-economists h6,body.dark-mode .economists h4,body.dark-mode .economists h5,body.dark-mode .economists h6,body.dark-mode .economist h4,body.dark-mode .economist h5,body.dark-mode .economist h6,body.dark-mode .expandable-box h4,body.dark-mode .expandable-box h5,body.dark-mode .expandable-box h6{color:#f2f0f0}body.dark-mode .einstein .slides .figure-summary-meta,body.dark-mode .great-economist .slides .figure-summary-meta,body.dark-mode .great-economists .slides .figure-summary-meta,body.dark-mode .economists .slides .figure-summary-meta,body.dark-mode .economist .slides .figure-summary-meta,body.dark-mode .expandable-box .slides .figure-summary-meta{background-color:#444}body.dark-mode .show-hide-content{color:#f2f0f0}body.dark-mode .MathJax_Display{color:#f2f0f0}body.dark-mode [data-term]{color:#b9e7fe}body.dark-mode .definition-description-hover{background-color:#444;color:#f2f0f0}body.dark-mode .video-options-content{background-color:#222}body.dark-mode .bookmarks svg.bookmark-icon .bookmark-icon-fill{fill:#222}body.dark-mode .bookmarks svg.history-icon path{fill:#639BA7}body.dark-mode .last-location-prompt{background-color:#222}body.dark-mode .last-location-prompt a{color:#639BA7}body.dark-mode .last-location-prompt button{color:#639BA7}body.dark-mode .bookmarks-modal{background-color:#222}body.dark-mode .bookmarks-modal .bookmarks-list .bookmarks-list-header,body.dark-mode .bookmarks-modal .bookmarks-list .last-locations-list-header,body.dark-mode .bookmarks-modal .last-locations-list .bookmarks-list-header,body.dark-mode .bookmarks-modal .last-locations-list .last-locations-list-header{color:#b9e7fe}body.dark-mode .bookmarks-modal .bookmarks-list .bookmarks-list-header.bookmarks-list-header-open,body.dark-mode .bookmarks-modal .bookmarks-list .last-locations-list-header.bookmarks-list-header-open,body.dark-mode .bookmarks-modal .last-locations-list .bookmarks-list-header.bookmarks-list-header-open,body.dark-mode .bookmarks-modal .last-locations-list .last-locations-list-header.bookmarks-list-header-open{border-bottom-color:#222;color:#f2f0f0}body.dark-mode .bookmarks-modal .bookmarks-list .bookmarks-list-content a,body.dark-mode .bookmarks-modal .bookmarks-list .last-locations-list-content a,body.dark-mode .bookmarks-modal .last-locations-list .bookmarks-list-content a,body.dark-mode .bookmarks-modal .last-locations-list .last-locations-list-content a{color:#b9e7fe}body.dark-mode .bookmarks-modal .bookmarks-list .bookmarks-list-content .bookmarks-list-tip,body.dark-mode .bookmarks-modal .bookmarks-list .bookmarks-list-content .last-locations-list-tip,body.dark-mode .bookmarks-modal .bookmarks-list .last-locations-list-content .bookmarks-list-tip,body.dark-mode .bookmarks-modal .bookmarks-list .last-locations-list-content .last-locations-list-tip,body.dark-mode .bookmarks-modal .last-locations-list .bookmarks-list-content .bookmarks-list-tip,body.dark-mode .bookmarks-modal .last-locations-list .bookmarks-list-content .last-locations-list-tip,body.dark-mode .bookmarks-modal .last-locations-list .last-locations-list-content .bookmarks-list-tip,body.dark-mode .bookmarks-modal .last-locations-list .last-locations-list-content .last-locations-list-tip{color:#ccc}body.dark-mode .bookmark-button svg.bookmark-icon .bookmark-icon-fill{fill:#444}body.dark-mode .bookmark-button svg.bookmark-icon .bookmark-icon-outline{fill:#639BA7}body.dark-mode .bookmark-button svg.history-icon path{fill:#639BA7}body.dark-mode [data-bookmarked]>button svg[class*="icon"].bookmark-icon .bookmark-icon-fill{fill:#639BA7}body.dark-mode .language-select svg{fill:#222}body.dark-mode .language-select .language-select-list{background-color:#222}body.dark-mode .language-select .language-select-list a{color:#b9e7fe}body.dark-mode svg.dark-mode-icon .dark-mode-icon-fill{fill:#222}body.dark-mode .notification{color:#222}body.dark-mode .button a{background-color:#639BA7;color:#222}body.dark-mode .button a:hover{color:#f2f0f0}body.dark-mode.landing-page h1{background-color:transparent;color:#639BA7}body.dark-mode.landing-page h1::after{border-top-color:#639BA7}body.dark-mode.landing-page h1 strong:first-of-type::after{border-top-color:#639BA7}body.dark-mode.landing-page svg.dark-mode-icon .dark-mode-icon-outline{fill:#639BA7}body.dark-mode.landing-page svg.dark-mode-icon .dark-mode-icon-fill{fill:#222}body.dark-mode.search-page h1{color:#639BA7}body.dark-mode.search-page #search-box{background-color:#222}body.dark-mode.search-page #___gcse_0,body.dark-mode.search-page .gsc-control-cse,body.dark-mode.search-page .gsc-control-wrapper-cse,body.dark-mode.search-page .gsc-webResult.gsc-result,body.dark-mode.search-page .gsc-results .gsc-imageResult,body.dark-mode.search-page .gs-no-results-result .gs-snippet,body.dark-mode.search-page .gs-error-result .gs-snippet{background-color:#222;border-color:#222}body.dark-mode.search-page #___gcse_0 .gsc-results .gs-title a,body.dark-mode.search-page #___gcse_0 .gsc-results .gs-title b,body.dark-mode.search-page #___gcse_0 .gs-result .gs-title a,body.dark-mode.search-page #___gcse_0 .gs-result .gs-title b,body.dark-mode.search-page #___gcse_1 .gsc-results .gs-title a,body.dark-mode.search-page #___gcse_1 .gsc-results .gs-title b,body.dark-mode.search-page #___gcse_1 .gs-result .gs-title a,body.dark-mode.search-page #___gcse_1 .gs-result .gs-title b,body.dark-mode.search-page #___gcse_2 .gsc-results .gs-title a,body.dark-mode.search-page #___gcse_2 .gsc-results .gs-title b,body.dark-mode.search-page #___gcse_2 .gs-result .gs-title a,body.dark-mode.search-page #___gcse_2 .gs-result .gs-title b,body.dark-mode.search-page .gcsc-find-more-on-google{color:#b9e7fe}body.dark-mode.search-page .gcsc-find-more-on-google-magnifier{fill:#f2f0f0}body.dark-mode.search-page .gs-webResult .gs-snippet,body.dark-mode.search-page .gs-imageResult .gs-snippet,body.dark-mode.search-page .gs-fileFormatType{color:#f2f0f0}body.dark-mode .highlight,body.dark-mode .highlighter-rouge{background-color:#272822}body.dark-mode .highlight code,body.dark-mode .highlighter-rouge code{background-color:transparent}body.dark-mode .highlight .hll,body.dark-mode .highlighter-rouge .hll{background-color:#272822}body.dark-mode .highlight .c,body.dark-mode .highlighter-rouge .c{color:#75715e}body.dark-mode .highlight .err,body.dark-mode .highlighter-rouge .err{color:#960050;background-color:transparent}body.dark-mode .highlight .k,body.dark-mode .highlighter-rouge .k{color:#66d9ef}body.dark-mode .highlight .l,body.dark-mode .highlighter-rouge .l{color:#ae81ff}body.dark-mode .highlight .n,body.dark-mode .highlighter-rouge .n{color:#f8f8f2}body.dark-mode .highlight .o,body.dark-mode .highlighter-rouge .o{color:#f92672}body.dark-mode .highlight .p,body.dark-mode .highlighter-rouge .p{color:#f8f8f2}body.dark-mode .highlight .cm,body.dark-mode .highlighter-rouge .cm{color:#75715e}body.dark-mode .highlight .cp,body.dark-mode .highlighter-rouge .cp{color:#75715e}body.dark-mode .highlight .c1,body.dark-mode .highlighter-rouge .c1{color:#75715e}body.dark-mode .highlight .cs,body.dark-mode .highlighter-rouge .cs{color:#75715e}body.dark-mode .highlight .ge,body.dark-mode .highlighter-rouge .ge{font-style:italic}body.dark-mode .highlight .gs,body.dark-mode .highlighter-rouge .gs{font-weight:700}body.dark-mode .highlight .kc,body.dark-mode .highlighter-rouge .kc{color:#66d9ef}body.dark-mode .highlight .kd,body.dark-mode .highlighter-rouge .kd{color:#66d9ef}body.dark-mode .highlight .kn,body.dark-mode .highlighter-rouge .kn{color:#f92672}body.dark-mode .highlight .kp,body.dark-mode .highlighter-rouge .kp{color:#66d9ef}body.dark-mode .highlight .kr,body.dark-mode .highlighter-rouge .kr{color:#66d9ef}body.dark-mode .highlight .kt,body.dark-mode .highlighter-rouge .kt{color:#66d9ef}body.dark-mode .highlight .ld,body.dark-mode .highlighter-rouge .ld{color:#e6db74}body.dark-mode .highlight .m,body.dark-mode .highlighter-rouge .m{color:#ae81ff}body.dark-mode .highlight .s,body.dark-mode .highlighter-rouge .s{color:#e6db74}body.dark-mode .highlight .na,body.dark-mode .highlighter-rouge .na{color:#a6e22e}body.dark-mode .highlight .nb,body.dark-mode .highlighter-rouge .nb{color:#f8f8f2}body.dark-mode .highlight .nc,body.dark-mode .highlighter-rouge .nc{color:#a6e22e}body.dark-mode .highlight .no,body.dark-mode .highlighter-rouge .no{color:#66d9ef}body.dark-mode .highlight .nd,body.dark-mode .highlighter-rouge .nd{color:#a6e22e}body.dark-mode .highlight .ni,body.dark-mode .highlighter-rouge .ni{color:#f8f8f2}body.dark-mode .highlight .ne,body.dark-mode .highlighter-rouge .ne{color:#a6e22e}body.dark-mode .highlight .nf,body.dark-mode .highlighter-rouge .nf{color:#a6e22e}body.dark-mode .highlight .nl,body.dark-mode .highlighter-rouge .nl{color:#f8f8f2}body.dark-mode .highlight .nn,body.dark-mode .highlighter-rouge .nn{color:#f8f8f2}body.dark-mode .highlight .nx,body.dark-mode .highlighter-rouge .nx{color:#a6e22e}body.dark-mode .highlight .py,body.dark-mode .highlighter-rouge .py{color:#f8f8f2}body.dark-mode .highlight .nt,body.dark-mode .highlighter-rouge .nt{color:#f92672}body.dark-mode .highlight .nv,body.dark-mode .highlighter-rouge .nv{color:#f8f8f2}body.dark-mode .highlight .ow,body.dark-mode .highlighter-rouge .ow{color:#f92672}body.dark-mode .highlight .w,body.dark-mode .highlighter-rouge .w{color:#f8f8f2}body.dark-mode .highlight .mf,body.dark-mode .highlighter-rouge .mf{color:#ae81ff}body.dark-mode .highlight .mh,body.dark-mode .highlighter-rouge .mh{color:#ae81ff}body.dark-mode .highlight .mi,body.dark-mode .highlighter-rouge .mi{color:#ae81ff}body.dark-mode .highlight .mo,body.dark-mode .highlighter-rouge .mo{color:#ae81ff}body.dark-mode .highlight .sb,body.dark-mode .highlighter-rouge .sb{color:#e6db74}body.dark-mode .highlight .sc,body.dark-mode .highlighter-rouge .sc{color:#e6db74}body.dark-mode .highlight .sd,body.dark-mode .highlighter-rouge .sd{color:#e6db74}body.dark-mode .highlight .s2,body.dark-mode .highlighter-rouge .s2{color:#e6db74}body.dark-mode .highlight .se,body.dark-mode .highlighter-rouge .se{color:#ae81ff}body.dark-mode .highlight .sh,body.dark-mode .highlighter-rouge .sh{color:#e6db74}body.dark-mode .highlight .si,body.dark-mode .highlighter-rouge .si{color:#e6db74}body.dark-mode .highlight .sx,body.dark-mode .highlighter-rouge .sx{color:#e6db74}body.dark-mode .highlight .sr,body.dark-mode .highlighter-rouge .sr{color:#e6db74}body.dark-mode .highlight .s1,body.dark-mode .highlighter-rouge .s1{color:#e6db74}body.dark-mode .highlight .ss,body.dark-mode .highlighter-rouge .ss{color:#e6db74}body.dark-mode .highlight .bp,body.dark-mode .highlighter-rouge .bp{color:#f8f8f2}body.dark-mode .highlight .vc,body.dark-mode .highlighter-rouge .vc{color:#f8f8f2}body.dark-mode .highlight .vg,body.dark-mode .highlighter-rouge .vg{color:#f8f8f2}body.dark-mode .highlight .vi,body.dark-mode .highlighter-rouge .vi{color:#f8f8f2}body.dark-mode .highlight .il,body.dark-mode .highlighter-rouge .il{color:#ae81ff}body.dark-mode .highlight .gu,body.dark-mode .highlighter-rouge .gu{color:#75715e}body.dark-mode .highlight .gd,body.dark-mode .highlighter-rouge .gd{color:#f92672}body.dark-mode .highlight .gi,body.dark-mode .highlighter-rouge .gi{color:#a6e22e}body.dark-mode .expandable-box .highlight,body.dark-mode .expandable-box .highlighter-rouge{background-color:#222}body.dark-mode .expandable-box .highlight .hll,body.dark-mode .expandable-box .highlighter-rouge .hll{background-color:#222}body.dark-mode.fruity .highlight,body.dark-mode.fruity .highlighter-rouge{background-color:#333}body.dark-mode.fruity .highlight code,body.dark-mode.fruity .highlighter-rouge code{background-color:transparent}body.dark-mode.fruity .highlight .hll,body.dark-mode.fruity .highlighter-rouge .hll{background-color:#333}body.dark-mode.fruity .highlight .c,body.dark-mode.fruity .highlighter-rouge .c{color:#080;font-style:italic;background-color:#333}body.dark-mode.fruity .highlight .err,body.dark-mode.fruity .highlighter-rouge .err{color:#fff}body.dark-mode.fruity .highlight .g,body.dark-mode.fruity .highlighter-rouge .g{color:#fff}body.dark-mode.fruity .highlight .k,body.dark-mode.fruity .highlighter-rouge .k{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .l,body.dark-mode.fruity .highlighter-rouge .l{color:#fff}body.dark-mode.fruity .highlight .n,body.dark-mode.fruity .highlighter-rouge .n{color:#fff}body.dark-mode.fruity .highlight .o,body.dark-mode.fruity .highlighter-rouge .o{color:#fff}body.dark-mode.fruity .highlight .x,body.dark-mode.fruity .highlighter-rouge .x{color:#fff}body.dark-mode.fruity .highlight .p,body.dark-mode.fruity .highlighter-rouge .p{color:#fff}body.dark-mode.fruity .highlight .highlight .cm,body.dark-mode.fruity .highlighter-rouge .highlight .cm{color:#080;font-style:italic;background-color:#333}body.dark-mode.fruity .highlight .c1,body.dark-mode.fruity .highlighter-rouge .c1{color:#080;font-style:italic;background-color:transparent}body.dark-mode.fruity .highlight .cs,body.dark-mode.fruity .highlighter-rouge .cs{color:#080;font-style:italic;background-color:#333}body.dark-mode.fruity .highlight .gd,body.dark-mode.fruity .highlighter-rouge .gd{color:#fff}body.dark-mode.fruity .highlight .ge,body.dark-mode.fruity .highlighter-rouge .ge{color:#fff}body.dark-mode.fruity .highlight .gr,body.dark-mode.fruity .highlighter-rouge .gr{color:#fff}body.dark-mode.fruity .highlight .gh,body.dark-mode.fruity .highlighter-rouge .gh{color:#fff;font-weight:700}body.dark-mode.fruity .highlight .gi,body.dark-mode.fruity .highlighter-rouge .gi{color:#fff}body.dark-mode.fruity .highlight .go,body.dark-mode.fruity .highlighter-rouge .go{color:#444;background-color:#222}body.dark-mode.fruity .highlight .gp,body.dark-mode.fruity .highlighter-rouge .gp{color:#fff}body.dark-mode.fruity .highlight .gs,body.dark-mode.fruity .highlighter-rouge .gs{color:#fff}body.dark-mode.fruity .highlight .gu,body.dark-mode.fruity .highlighter-rouge .gu{color:#fff;font-weight:700}body.dark-mode.fruity .highlight .gt,body.dark-mode.fruity .highlighter-rouge .gt{color:#fff}body.dark-mode.fruity .highlight .kc,body.dark-mode.fruity .highlighter-rouge .kc{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .kd,body.dark-mode.fruity .highlighter-rouge .kd{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .kn,body.dark-mode.fruity .highlighter-rouge .kn{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .kp,body.dark-mode.fruity .highlighter-rouge .kp{color:#fb660a}body.dark-mode.fruity .highlight .kr,body.dark-mode.fruity .highlighter-rouge .kr{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .kt,body.dark-mode.fruity .highlighter-rouge .kt{color:#cdcaa9;font-weight:700}body.dark-mode.fruity .highlight .ld,body.dark-mode.fruity .highlighter-rouge .ld{color:#fff}body.dark-mode.fruity .highlight .m,body.dark-mode.fruity .highlighter-rouge .m{color:#0086f7;font-weight:700}body.dark-mode.fruity .highlight .s,body.dark-mode.fruity .highlighter-rouge .s{color:#0086d2}body.dark-mode.fruity .highlight .na,body.dark-mode.fruity .highlighter-rouge .na{color:#ff0086;font-weight:700}body.dark-mode.fruity .highlight .nb,body.dark-mode.fruity .highlighter-rouge .nb{color:#fff}body.dark-mode.fruity .highlight .nc,body.dark-mode.fruity .highlighter-rouge .nc{color:#fff}body.dark-mode.fruity .highlight .no,body.dark-mode.fruity .highlighter-rouge .no{color:#0086d2}body.dark-mode.fruity .highlight .nd,body.dark-mode.fruity .highlighter-rouge .nd{color:#fff}body.dark-mode.fruity .highlight .ni,body.dark-mode.fruity .highlighter-rouge .ni{color:#fff}body.dark-mode.fruity .highlight .ne,body.dark-mode.fruity .highlighter-rouge .ne{color:#fff}body.dark-mode.fruity .highlight .nf,body.dark-mode.fruity .highlighter-rouge .nf{color:#ff0086;font-weight:700}body.dark-mode.fruity .highlight .nl,body.dark-mode.fruity .highlighter-rouge .nl{color:#fff}body.dark-mode.fruity .highlight .nn,body.dark-mode.fruity .highlighter-rouge .nn{color:#fff}body.dark-mode.fruity .highlight .nx,body.dark-mode.fruity .highlighter-rouge .nx{color:#fff}body.dark-mode.fruity .highlight .py,body.dark-mode.fruity .highlighter-rouge .py{color:#fff}body.dark-mode.fruity .highlight .nt,body.dark-mode.fruity .highlighter-rouge .nt{color:#fb660a;font-weight:700}body.dark-mode.fruity .highlight .nv,body.dark-mode.fruity .highlighter-rouge .nv{color:#fb660a}body.dark-mode.fruity .highlight .ow,body.dark-mode.fruity .highlighter-rouge .ow{color:#fff}body.dark-mode.fruity .highlight .w,body.dark-mode.fruity .highlighter-rouge .w{color:#888}body.dark-mode.fruity .highlight .mf,body.dark-mode.fruity .highlighter-rouge .mf{color:#0086f7;font-weight:700}body.dark-mode.fruity .highlight .mh,body.dark-mode.fruity .highlighter-rouge .mh{color:#0086f7;font-weight:700}body.dark-mode.fruity .highlight .mi,body.dark-mode.fruity .highlighter-rouge .mi{color:#0086f7;font-weight:700}body.dark-mode.fruity .highlight .mo,body.dark-mode.fruity .highlighter-rouge .mo{color:#0086f7;font-weight:700}body.dark-mode.fruity .highlight .sb,body.dark-mode.fruity .highlighter-rouge .sb{color:#0086d2}body.dark-mode.fruity .highlight .sc,body.dark-mode.fruity .highlighter-rouge .sc{color:#0086d2}body.dark-mode.fruity .highlight .sd,body.dark-mode.fruity .highlighter-rouge .sd{color:#0086d2}body.dark-mode.fruity .highlight .s2,body.dark-mode.fruity .highlighter-rouge .s2{color:#0086d2}body.dark-mode.fruity .highlight .se,body.dark-mode.fruity .highlighter-rouge .se{color:#0086d2}body.dark-mode.fruity .highlight .sh,body.dark-mode.fruity .highlighter-rouge .sh{color:#0086d2}body.dark-mode.fruity .highlight .si,body.dark-mode.fruity .highlighter-rouge .si{color:#0086d2}body.dark-mode.fruity .highlight .sx,body.dark-mode.fruity .highlighter-rouge .sx{color:#0086d2}body.dark-mode.fruity .highlight .sr,body.dark-mode.fruity .highlighter-rouge .sr{color:#0086d2}body.dark-mode.fruity .highlight .s1,body.dark-mode.fruity .highlighter-rouge .s1{color:#0086d2}body.dark-mode.fruity .highlight .ss,body.dark-mode.fruity .highlighter-rouge .ss{color:#0086d2}body.dark-mode.fruity .highlight .bp,body.dark-mode.fruity .highlighter-rouge .bp{color:#fff}body.dark-mode.fruity .highlight .vc,body.dark-mode.fruity .highlighter-rouge .vc{color:#fb660a}body.dark-mode.fruity .highlight .vg,body.dark-mode.fruity .highlighter-rouge .vg{color:#fb660a}body.dark-mode.fruity .highlight .vi,body.dark-mode.fruity .highlighter-rouge .vi{color:#fb660a}body.dark-mode.fruity .highlight .il,body.dark-mode.fruity .highlighter-rouge .il{color:#0086f7;font-weight:700}body.dark-mode.fruity .expandable-box .highlight,body.dark-mode.fruity .expandable-box .highlighter-rouge{background-color:#222}body.dark-mode.fruity .expandable-box .highlight .hll,body.dark-mode.fruity .expandable-box .highlighter-rouge .hll{background-color:#222}body.dark-mode.native .highlight,body.dark-mode.native .highlighter-rouge{background-color:#404040}body.dark-mode.native .highlight code,body.dark-mode.native .highlighter-rouge code{background-color:transparent}body.dark-mode.native .highlight .hll,body.dark-mode.native .highlighter-rouge .hll{background-color:#404040}body.dark-mode.native .highlight .c,body.dark-mode.native .highlighter-rouge .c{color:#999;font-style:italic}body.dark-mode.native .highlight .err,body.dark-mode.native .highlighter-rouge .err{color:#a61717;background-color:#e3d2d2}body.dark-mode.native .highlight .g,body.dark-mode.native .highlighter-rouge .g{color:#d0d0d0}body.dark-mode.native .highlight .k,body.dark-mode.native .highlighter-rouge .k{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .l,body.dark-mode.native .highlighter-rouge .l{color:#d0d0d0}body.dark-mode.native .highlight .n,body.dark-mode.native .highlighter-rouge .n{color:#d0d0d0}body.dark-mode.native .highlight .o,body.dark-mode.native .highlighter-rouge .o{color:#d0d0d0}body.dark-mode.native .highlight .x,body.dark-mode.native .highlighter-rouge .x{color:#d0d0d0}body.dark-mode.native .highlight .p,body.dark-mode.native .highlighter-rouge .p{color:#d0d0d0}body.dark-mode.native .highlight .cm,body.dark-mode.native .highlighter-rouge .cm{color:#999;font-style:italic}body.dark-mode.native .highlight .cp,body.dark-mode.native .highlighter-rouge .cp{color:#cd2828;font-weight:700}body.dark-mode.native .highlight .c1,body.dark-mode.native .highlighter-rouge .c1{color:#999;font-style:italic}body.dark-mode.native .highlight .cs,body.dark-mode.native .highlighter-rouge .cs{color:#e50808;font-weight:700;background-color:#520000}body.dark-mode.native .highlight .gd,body.dark-mode.native .highlighter-rouge .gd{color:#d22323}body.dark-mode.native .highlight .ge,body.dark-mode.native .highlighter-rouge .ge{color:#d0d0d0;font-style:italic}body.dark-mode.native .highlight .gr,body.dark-mode.native .highlighter-rouge .gr{color:#d22323}body.dark-mode.native .highlight .gh,body.dark-mode.native .highlighter-rouge .gh{color:#fff;font-weight:700}body.dark-mode.native .highlight .gi,body.dark-mode.native .highlighter-rouge .gi{color:#589819}body.dark-mode.native .highlight .go,body.dark-mode.native .highlighter-rouge .go{color:#ccc}body.dark-mode.native .highlight .gp,body.dark-mode.native .highlighter-rouge .gp{color:#aaa}body.dark-mode.native .highlight .gs,body.dark-mode.native .highlighter-rouge .gs{color:#d0d0d0;font-weight:700}body.dark-mode.native .highlight .gu,body.dark-mode.native .highlighter-rouge .gu{color:#fff;text-decoration:underline}body.dark-mode.native .highlight .gt,body.dark-mode.native .highlighter-rouge .gt{color:#d22323}body.dark-mode.native .highlight .kc,body.dark-mode.native .highlighter-rouge .kc{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .kd,body.dark-mode.native .highlighter-rouge .kd{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .kn,body.dark-mode.native .highlighter-rouge .kn{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .kp,body.dark-mode.native .highlighter-rouge .kp{color:#6ab825}body.dark-mode.native .highlight .kr,body.dark-mode.native .highlighter-rouge .kr{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .kt,body.dark-mode.native .highlighter-rouge .kt{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .ld,body.dark-mode.native .highlighter-rouge .ld{color:#d0d0d0}body.dark-mode.native .highlight .m,body.dark-mode.native .highlighter-rouge .m{color:#3677a9}body.dark-mode.native .highlight .s,body.dark-mode.native .highlighter-rouge .s{color:#ed9d13}body.dark-mode.native .highlight .na,body.dark-mode.native .highlighter-rouge .na{color:#bbb}body.dark-mode.native .highlight .nb,body.dark-mode.native .highlighter-rouge .nb{color:#24909d}body.dark-mode.native .highlight .nc,body.dark-mode.native .highlighter-rouge .nc{color:#447fcf;text-decoration:underline}body.dark-mode.native .highlight .no,body.dark-mode.native .highlighter-rouge .no{color:#40ffff}body.dark-mode.native .highlight .nd,body.dark-mode.native .highlighter-rouge .nd{color:orange}body.dark-mode.native .highlight .ni,body.dark-mode.native .highlighter-rouge .ni{color:#d0d0d0}body.dark-mode.native .highlight .ne,body.dark-mode.native .highlighter-rouge .ne{color:#bbb}body.dark-mode.native .highlight .nf,body.dark-mode.native .highlighter-rouge .nf{color:#447fcf}body.dark-mode.native .highlight .nl,body.dark-mode.native .highlighter-rouge .nl{color:#d0d0d0}body.dark-mode.native .highlight .nn,body.dark-mode.native .highlighter-rouge .nn{color:#447fcf;text-decoration:underline}body.dark-mode.native .highlight .nx,body.dark-mode.native .highlighter-rouge .nx{color:#d0d0d0}body.dark-mode.native .highlight .py,body.dark-mode.native .highlighter-rouge .py{color:#d0d0d0}body.dark-mode.native .highlight .nt,body.dark-mode.native .highlighter-rouge .nt{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .nv,body.dark-mode.native .highlighter-rouge .nv{color:#40ffff}body.dark-mode.native .highlight .ow,body.dark-mode.native .highlighter-rouge .ow{color:#6ab825;font-weight:700}body.dark-mode.native .highlight .w,body.dark-mode.native .highlighter-rouge .w{color:#666}body.dark-mode.native .highlight .mf,body.dark-mode.native .highlighter-rouge .mf{color:#3677a9}body.dark-mode.native .highlight .mh,body.dark-mode.native .highlighter-rouge .mh{color:#3677a9}body.dark-mode.native .highlight .mi,body.dark-mode.native .highlighter-rouge .mi{color:#3677a9}body.dark-mode.native .highlight .mo,body.dark-mode.native .highlighter-rouge .mo{color:#3677a9}body.dark-mode.native .highlight .sb,body.dark-mode.native .highlighter-rouge .sb{color:#ed9d13}body.dark-mode.native .highlight .sc,body.dark-mode.native .highlighter-rouge .sc{color:#ed9d13}body.dark-mode.native .highlight .sd,body.dark-mode.native .highlighter-rouge .sd{color:#ed9d13}body.dark-mode.native .highlight .s2,body.dark-mode.native .highlighter-rouge .s2{color:#ed9d13}body.dark-mode.native .highlight .se,body.dark-mode.native .highlighter-rouge .se{color:#ed9d13}body.dark-mode.native .highlight .sh,body.dark-mode.native .highlighter-rouge .sh{color:#ed9d13}body.dark-mode.native .highlight .si,body.dark-mode.native .highlighter-rouge .si{color:#ed9d13}body.dark-mode.native .highlight .sx,body.dark-mode.native .highlighter-rouge .sx{color:orange}body.dark-mode.native .highlight .sr,body.dark-mode.native .highlighter-rouge .sr{color:#ed9d13}body.dark-mode.native .highlight .s1,body.dark-mode.native .highlighter-rouge .s1{color:#ed9d13}body.dark-mode.native .highlight .ss,body.dark-mode.native .highlighter-rouge .ss{color:#ed9d13}body.dark-mode.native .highlight .bp,body.dark-mode.native .highlighter-rouge .bp{color:#24909d}body.dark-mode.native .highlight .vc,body.dark-mode.native .highlighter-rouge .vc{color:#40ffff}body.dark-mode.native .highlight .vg,body.dark-mode.native .highlighter-rouge .vg{color:#40ffff}body.dark-mode.native .highlight .vi,body.dark-mode.native .highlighter-rouge .vi{color:#40ffff}body.dark-mode.native .highlight .il,body.dark-mode.native .highlighter-rouge .il{color:#3677a9}body.dark-mode.native .expandable-box .highlight,body.dark-mode.native .expandable-box .highlighter-rouge{background-color:#222}body.dark-mode.native .expandable-box .highlight .hll,body.dark-mode.native .expandable-box .highlighter-rouge .hll{background-color:#222}@media print{.masthead,.controls,.nav-buttons,#footer,.accordion-show-all-button,.notification.warning-testing-site{display:none!important}body{font-size:initial;background-color:transparent}}h1+p,h2+p,h3+p,h4+p,h5+p,h6+p,blockquote+p,ol+p,ul+p,dl+p,pre+p,.box+p.sidenote+p,table+p.sidenote+p,.pullquote+p,table+p{text-indent:0;margin-top:0}h1{font-family:"Source Sans Pro",sans-serif;letter-spacing:.025em;text-transform:uppercase;text-align:center;line-height:.9;color:#639BA7}.frontmatter h1,.chapter.frontmatter h1,.contents-page h1,.endmatter h1,.chapter.endmatter h1,.search-page h1,.chapter.search-page h1,.chapter.leibniz h1,.quiz h1{font-family:"Source Sans Pro",sans-serif;text-transform:none;letter-spacing:0;position:static;margin:2em 0;color:#639BA7;background-color:transparent}.frontmatter h1:before,.frontmatter h1:after,.chapter.frontmatter h1:before,.chapter.frontmatter h1:after,.contents-page h1:before,.contents-page h1:after,.endmatter h1:before,.endmatter h1:after,.chapter.endmatter h1:before,.chapter.endmatter h1:after,.search-page h1:before,.search-page h1:after,.chapter.search-page h1:before,.chapter.search-page h1:after,.chapter.leibniz h1:before,.chapter.leibniz h1:after,.quiz h1:before,.quiz h1:after{background:none}.search-page h1,.chapter.search-page h1{margin-bottom:0}h2{font-family:"Source Sans Pro",sans-serif;font-size:1.4em;font-weight:700;color:#639BA7;line-height:1.3;margin:1.5em 0 .75em}@media (min-width: 60em){h2{font-size:2.1em}}h3{font-family:"Amiri",serif;font-style:italic;color:#639BA7}h4{font-family:"Amiri",serif;font-style:italic}h5{font-family:"Amiri",serif;font-style:italic;font-size:1.19em}p.subhead{color:#fff}.list-nospace-web{margin-bottom:0}.upper-alpha{list-style-type:upper-alpha}.lower-alpha{list-style-type:lower-alpha}.extra-emphasis{color:#639BA7}.align-sup-on-sub{position:relative}.align-sup-on-sub sup{position:relative;left:-.5em;font-size:.6em}.align-sup-on-sub sub{font-size:.6em}.MathJax_Display.visuallyhidden{margin:0}.chapter-opener-image{height:20em;overflow-y:hidden;margin:0 0 2em}@media (min-width: 40em){.chapter-opener-image{height:25em}}.chapter-opener-image img{display:flex;vertical-align:middle;align-items:center;width:100%;object-fit:cover;height:100%;color:#fff;font-family:"Source Sans Pro",sans-serif;font-size:.7em;text-align:center}.chapter-opener-image.chapter-opener-image-none{height:15em}@media (min-width: 40em){.chapter-opener-image.chapter-opener-image-none{height:15em}}.chapter-opener-image.chapter-opener-image-none+#content h1{margin-top:0}@media (min-width: 40em){.chapter-opener-image.chapter-opener-image-none+#content h1{margin-top:1em}}.chapter-opener-image.chapter-opener-image-none+#content>h2:first-child{margin-top:-10em}@media (min-width: 40em){.chapter-opener-image.chapter-opener-image-none+#content>h2:first-child{margin-top:-5em}}.chapter-opener-image-caption{color:#facdcd;font-family:"Source Sans Pro",sans-serif;font-weight:300;margin-bottom:3em;margin-top:-1.5em;text-align:center}.chapter h1{color:#fff;background-color:#639BA7;border-radius:.5em;font-size:1.26em;position:absolute;top:3em;left:10%;right:10%;padding:.25em .5em .5em;margin:15% 0 0;text-transform:none}@media (min-width: 40em){.chapter h1{font-size:1.54em;margin:10% 0 0}}@media (min-width: 60em){.chapter h1{font-size:2.1em;margin:5% 0 0}}.chapter h1 strong:first-of-type{display:block;margin-bottom:.5em;font-weight:400;font-size:.7em;line-height:1.5em;position:relative}.chapter h1 strong:first-of-type:after{position:absolute;content:"";left:1em;right:1em;display:block;border-top:.1em solid #fff}.chapter h1:before,.chapter h1:after{content:"";display:block;background-repeat:no-repeat;background-position:center center;background-size:1em;height:.5em;position:absolute;left:0;right:0}@media (min-width: 60em){.chapter h1:before,.chapter h1:after{background-size:2em;height:1em}}.chapter h1:before{background-image:url(../images/pinch-top.svg);top:-.45em}@media (min-width: 60em){.chapter h1:before{top:-.93em}}.chapter h1:after{background-image:url(../images/pinch-bottom.svg);bottom:-.45em}@media (min-width: 60em){.chapter h1:after{bottom:-.93em}}strong:first-of-type .chapter h1{text-transform:uppercase}.subheadline{font-family:"Source Sans Pro",sans-serif;font-size:1.4em;font-weight:700;color:#639BA7;line-height:1.3;margin:1.5em 0 .75em}@media (min-width: 60em){.subheadline{font-size:2.1em}}.subchapter h1{background:none;border-top:2px solid #facdcd;border-bottom:2px solid #facdcd;border-radius:0;color:#639BA7;padding:.5em;margin-left:auto;margin-right:auto}.subchapter h1:before,.subchapter h1:after{content:normal}.box{background-color:inherit}.box ul,.box ol{margin-left:1em}.buttons{text-align:center;padding:0}.buttons p.button{float:left;margin-right:1em}.buttons p.button:last-child{margin-right:0}#nav li[class*="theme-"],#nav li[class*="tool-"]{background-color:transparent}.contents-page #content .theme-legend,.contents-page #content .tool-legend{margin-bottom:1.5em}.contents-page #content .toc-list li{font-family:"Source Sans Pro",sans-serif;font-weight:700}.contents-page #content .toc-list li a{color:#639BA7}.contents-page #content .toc-list li a:hover{color:#037bb5}.contents-page #content .toc-list li.toc-entry-title[class*="theme-"],.contents-page #content .toc-list li.toc-entry-title[class*="chapter-tools"],.contents-page #content .toc-list li.toc-entry-title[class*="chapter-learn-more"]{background-color:transparent;margin-top:1.5em}.contents-page #content .toc-list li.toc-entry-title[class*="theme-"] a,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-tools"] a,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-learn-more"] a{color:inherit}.contents-page #content .toc-list li.toc-entry-title[class*="theme-"] ol li a,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-tools"] ol li a,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-learn-more"] ol li a{color:#222}.contents-page #content .toc-list li.toc-entry-title[class*="theme-"] ol li a:hover,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-tools"] ol li a:hover,.contents-page #content .toc-list li.toc-entry-title[class*="chapter-learn-more"] ol li a:hover{color:#037bb5}.contents-page #content .toc-list li.toc-entry-title.chapter-tools{color:#4BB4C5}.contents-page #content .toc-list li.toc-entry-title.chapter-learn-more{color:#92BD6D}.contents-page #content .toc-list li.toc-entry-title.theme-T1{color:#9F6B5B}.contents-page #content .toc-list li.toc-entry-title.theme-T2{color:#AD80A6}.contents-page #content .toc-list li.toc-entry-title.theme-T3{color:#F48356}.contents-page #content .toc-list li.toc-entry-title.theme-T4{color:#92BD6D}.contents-page #content .toc-list li.toc-entry-title.theme-T5{color:#E4A95A}.contents-page #content .toc-list li.toc-entry-title.theme-T6{color:#4BB4C5}.contents-page #content .toc-list li.toc-entry-title.theme-T7{color:#9F6B5B}.contents-page #content .toc-list li.toc-entry-title.theme-T8{color:#4BB4C5}.contents-page #content .toc-list li.toc-entry-title.theme-P1{color:#F48356}.contents-page #content .toc-list li.toc-entry-title.theme-P2{color:#92BD6D}.contents-page #content .toc-list li.toc-entry-title.theme-P3{color:#E4A95A}.contents-page #content .toc-list li.toc-entry-title.theme-P4{color:#AD80A6}.contents-page #content .toc-list li.toc-entry-title.theme-P5{color:#9F6B5B}.contents-page #content .toc-list li.toc-entry-title.theme-P6{color:#4BB4C5}.contents-page #content .toc-list li.toc-entry-title.theme-P7{color:#F48356}.contents-page #content .toc-list li.toc-entry-title.theme-P8{color:#92BD6D}.contents-page #content .toc-list li.toc-frontmatter,.contents-page #content .toc-list li.toc-endmatter{margin-top:.75em;margin-bottom:.75em}.contents-page #content .toc-list li strong:first-of-type{font-weight:inherit;display:inline-block;width:1.125em}.contents-page #content .toc-list li ul,.contents-page #content .toc-list li ol{margin-bottom:1.5em}.contents-page #content .toc-list li ul li,.contents-page #content .toc-list li ol li{font-weight:400;font-family:"Amiri",serif}.contents-page #content .toc-list li ul li a,.contents-page #content .toc-list li ol li a{color:#222}.contents-page #content .toc-list li ul li strong:first-of-type,.contents-page #content .toc-list li ol li strong:first-of-type{font-weight:inherit;display:inline-block;width:2.25em}.contents-page #content .toc-list li .theme-key,.contents-page #content .toc-list li .tool-key{display:inline-block;margin:0 0 0 .25em}.contents-page #content .toc-list li .theme-key .theme-key-label,.contents-page #content .toc-list li .theme-key .tool-key-label,.contents-page #content .toc-list li .tool-key .theme-key-label,.contents-page #content .toc-list li .tool-key .tool-key-label{display:none}.contents-page #content .toc-list li .theme-key .tool-key-number,.contents-page #content .toc-list li .tool-key .tool-key-number{font-size:.75em;line-height:1.35em}.einstein,.great-economist,.great-economists,.economists,.economist,.expandable-box{background:#F2F2F2;padding:0 .5em .75em}.einstein h2,.einstein h3,.einstein h4,.einstein h5,.einstein h6,.great-economist h2,.great-economist h3,.great-economist h4,.great-economist h5,.great-economist h6,.great-economists h2,.great-economists h3,.great-economists h4,.great-economists h5,.great-economists h6,.economists h2,.economists h3,.economists h4,.economists h5,.economists h6,.economist h2,.economist h3,.economist h4,.economist h5,.economist h6,.expandable-box h2,.expandable-box h3,.expandable-box h4,.expandable-box h5,.expandable-box h6{color:#639BA7;font-style:italic;font-weight:400}.einstein h2 strong:first-of-type,.einstein h3 strong:first-of-type,.einstein h4 strong:first-of-type,.einstein h5 strong:first-of-type,.einstein h6 strong:first-of-type,.great-economist h2 strong:first-of-type,.great-economist h3 strong:first-of-type,.great-economist h4 strong:first-of-type,.great-economist h5 strong:first-of-type,.great-economist h6 strong:first-of-type,.great-economists h2 strong:first-of-type,.great-economists h3 strong:first-of-type,.great-economists h4 strong:first-of-type,.great-economists h5 strong:first-of-type,.great-economists h6 strong:first-of-type,.economists h2 strong:first-of-type,.economists h3 strong:first-of-type,.economists h4 strong:first-of-type,.economists h5 strong:first-of-type,.economists h6 strong:first-of-type,.economist h2 strong:first-of-type,.economist h3 strong:first-of-type,.economist h4 strong:first-of-type,.economist h5 strong:first-of-type,.economist h6 strong:first-of-type,.expandable-box h2 strong:first-of-type,.expandable-box h3 strong:first-of-type,.expandable-box h4 strong:first-of-type,.expandable-box h5 strong:first-of-type,.expandable-box h6 strong:first-of-type{display:block;background:#639BA7;color:#fff;text-transform:uppercase;font-family:"Source Sans Pro",sans-serif;font-style:normal;font-weight:700;padding-right:.35em;padding-left:.35em;margin-right:-.35em;margin-bottom:.5em;margin-left:-.35em}.einstein h2 em,.einstein h3 em,.einstein h4 em,.einstein h5 em,.einstein h6 em,.great-economist h2 em,.great-economist h3 em,.great-economist h4 em,.great-economist h5 em,.great-economist h6 em,.great-economists h2 em,.great-economists h3 em,.great-economists h4 em,.great-economists h5 em,.great-economists h6 em,.economists h2 em,.economists h3 em,.economists h4 em,.economists h5 em,.economists h6 em,.economist h2 em,.economist h3 em,.economist h4 em,.economist h5 em,.economist h6 em,.expandable-box h2 em,.expandable-box h3 em,.expandable-box h4 em,.expandable-box h5 em,.expandable-box h6 em{font-style:normal}.einstein h4,.einstein h5,.einstein h6,.great-economist h4,.great-economist h5,.great-economist h6,.great-economists h4,.great-economists h5,.great-economists h6,.economists h4,.economists h5,.economists h6,.economist h4,.economist h5,.economist h6,.expandable-box h4,.expandable-box h5,.expandable-box h6{color:#222}.einstein pre,.einstein code,.einstein .highlight,.einstein .highlighter-rouge,.great-economist pre,.great-economist code,.great-economist .highlight,.great-economist .highlighter-rouge,.great-economists pre,.great-economists code,.great-economists .highlight,.great-economists .highlighter-rouge,.economists pre,.economists code,.economists .highlight,.economists .highlighter-rouge,.economist pre,.economist code,.economist .highlight,.economist .highlighter-rouge,.expandable-box pre,.expandable-box code,.expandable-box .highlight,.expandable-box .highlighter-rouge{background-color:#fff}.einstein .question h3,.great-economist .question h3,.great-economists .question h3,.economists .question h3,.economist .question h3,.expandable-box .question h3{font-weight:700}.einstein .question h3 strong:first-of-type,.great-economist .question h3 strong:first-of-type,.great-economists .question h3 strong:first-of-type,.economists .question h3 strong:first-of-type,.economist .question h3 strong:first-of-type,.expandable-box .question h3 strong:first-of-type{color:#639BA7;background:transparent;display:inline}.highlight,.highlighter-rouge{background-color:#F2F2F2}.highlight .hll,.highlighter-rouge .hll{background-color:#ffc}.highlight .c,.highlighter-rouge .c{color:#8f5902;font-style:italic}.highlight .g,.highlighter-rouge .g{color:#000}.highlight .k,.highlighter-rouge .k{color:#204a87;font-weight:700}.highlight .l,.highlighter-rouge .l{color:#000}.highlight .n,.highlighter-rouge .n{color:#000}.highlight .o,.highlighter-rouge .o{color:#ce5c00;font-weight:700}.highlight .x,.highlighter-rouge .x{color:#000}.highlight .p,.highlighter-rouge .p{color:#000;font-weight:700}.highlight .cm,.highlighter-rouge .cm{color:#8f5902;font-style:italic}.highlight .cp,.highlighter-rouge .cp{color:#8f5902;font-style:italic}.highlight .c1,.highlighter-rouge .c1{color:#8f5902;font-style:italic}.highlight .cs,.highlighter-rouge .cs{color:#8f5902;font-style:italic}.highlight .gd,.highlighter-rouge .gd{color:#a40000}.highlight .ge,.highlighter-rouge .ge{color:#000;font-style:italic}.highlight .gr,.highlighter-rouge .gr{color:#ef2929}.highlight .gh,.highlighter-rouge .gh{color:navy;font-weight:700}.highlight .gi,.highlighter-rouge .gi{color:#00A000}.highlight .go,.highlighter-rouge .go{color:#000;font-style:italic}.highlight .gp,.highlighter-rouge .gp{color:#8f5902}.highlight .gs,.highlighter-rouge .gs{color:#000;font-weight:700}.highlight .gu,.highlighter-rouge .gu{color:purple;font-weight:700}.highlight .gt,.highlighter-rouge .gt{color:#a40000;font-weight:700}.highlight .kc,.highlighter-rouge .kc{color:#204a87;font-weight:700}.highlight .kd,.highlighter-rouge .kd{color:#204a87;font-weight:700}.highlight .kn,.highlighter-rouge .kn{color:#204a87;font-weight:700}.highlight .kp,.highlighter-rouge .kp{color:#204a87;font-weight:700}.highlight .kr,.highlighter-rouge .kr{color:#204a87;font-weight:700}.highlight .kt,.highlighter-rouge .kt{color:#204a87;font-weight:700}.highlight .ld,.highlighter-rouge .ld{color:#000}.highlight .m,.highlighter-rouge .m{color:#0000cf;font-weight:700}.highlight .s,.highlighter-rouge .s{color:#4e9a06}.highlight .na,.highlighter-rouge .na{color:#c4a000}.highlight .nb,.highlighter-rouge .nb{color:#204a87}.highlight .nc,.highlighter-rouge .nc{color:#000}.highlight .no,.highlighter-rouge .no{color:#000}.highlight .nd,.highlighter-rouge .nd{color:#5c35cc;font-weight:700}.highlight .ni,.highlighter-rouge .ni{color:#ce5c00}.highlight .ne,.highlighter-rouge .ne{color:#c00;font-weight:700}.highlight .nf,.highlighter-rouge .nf{color:#000}.highlight .nl,.highlighter-rouge .nl{color:#f57900}.highlight .nn,.highlighter-rouge .nn{color:#000}.highlight .nx,.highlighter-rouge .nx{color:#000}.highlight .py,.highlighter-rouge .py{color:#000}.highlight .nt,.highlighter-rouge .nt{color:#204a87;font-weight:700}.highlight .nv,.highlighter-rouge .nv{color:#000}.highlight .ow,.highlighter-rouge .ow{color:#204a87;font-weight:700}.highlight .w,.highlighter-rouge .w{color:#f8f8f8;text-decoration:underline}.highlight .mf,.highlighter-rouge .mf{color:#0000cf;font-weight:700}.highlight .mh,.highlighter-rouge .mh{color:#0000cf;font-weight:700}.highlight .mi,.highlighter-rouge .mi{color:#0000cf;font-weight:700}.highlight .mo,.highlighter-rouge .mo{color:#0000cf;font-weight:700}.highlight .sb,.highlighter-rouge .sb{color:#4e9a06}.highlight .sc,.highlighter-rouge .sc{color:#4e9a06}.highlight .sd,.highlighter-rouge .sd{color:#8f5902;font-style:italic}.highlight .s2,.highlighter-rouge .s2{color:#4e9a06}.highlight .se,.highlighter-rouge .se{color:#4e9a06}.highlight .sh,.highlighter-rouge .sh{color:#4e9a06}.highlight .si,.highlighter-rouge .si{color:#4e9a06}.highlight .sx,.highlighter-rouge .sx{color:#4e9a06}.highlight .sr,.highlighter-rouge .sr{color:#4e9a06}.highlight .s1,.highlighter-rouge .s1{color:#4e9a06}.highlight .ss,.highlighter-rouge .ss{color:#4e9a06}.highlight .bp,.highlighter-rouge .bp{color:#3465a4}.highlight .vc,.highlighter-rouge .vc{color:#000}.highlight .vg,.highlighter-rouge .vg{color:#000}.highlight .vi,.highlighter-rouge .vi{color:#000}.highlight .il,.highlighter-rouge .il{color:#0000cf;font-weight:700}.box{border-color:#639BA7}.info,.exercise{border:.2em solid #639BA7;border-bottom-right-radius:2em;font-family:"Source Sans Pro",sans-serif;font-size:.882em;line-height:1.5em;padding:.75em;clear:both}.info h2,.info h3,.info h4,.info h5,.info h6,.exercise h2,.exercise h3,.exercise h4,.exercise h5,.exercise h6{font-family:"Source Sans Pro",sans-serif;font-style:normal;text-transform:uppercase;letter-spacing:.01em;margin-top:0}.info{color:#639BA7}@media (min-width: 80em){.info{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.info.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.info.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.show-hide-box{border-bottom:1px dashed #facdcd;border-top:1px dashed #facdcd;color:#639BA7;font-family:"Source Sans Pro",sans-serif;font-size:90%;margin-bottom:1.5em;margin-right:1em;margin-left:1em;padding:1.5em}.show-hide-box::before{content:"-";float:left;margin-right:.75em;margin-left:-1.5em}.show-hide-box button.show-hide-hidden{margin-bottom:0}.show-hide-box .show-hide-content{color:#222;margin:1.5em 0 0;padding:0}p:last-of-type~.box ol:last-of-type,p:last-of-type~.box ul:last-of-type{margin-top:1.5em}.definition{padding:.75em;background:#639BA7;color:#fff;border-bottom-right-radius:2em;font-family:"Source Sans Pro",sans-serif;font-size:.882em;line-height:1.47em}@media (min-width: 40em){.definition{float:right;clear:right;position:relative;min-width:5em;max-width:40%;margin:0 0 .75em 2em}}@media (min-width: 80em){.definition{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.definition.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.definition.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.js-definitions .definition{background-color:#fff;color:#639BA7;border:.2em solid #639BA7}[data-term]{color:#037bb5;cursor:pointer}[data-term][data-definition-type="examinable"]{border:1px dashed #facdcd;padding:0 .2em;border-radius:.1em}.definition-term{font-weight:700;display:inline-block;margin-right:.25em}.definition-description{display:inline;margin-bottom:0}.definition-description:after{content:"";display:block}.definition-description.no-definition{background:#ffd54d}.definition-example:before{content:"";display:block;margin-top:.5em}.definitions{display:none}.definition-description-hover{z-index:1;position:absolute;margin-top:1.5em;max-width:28em;margin-left:auto;margin-right:auto;left:2.9166666667em;right:2.9166666667em;background-color:#fff;font-family:"Source Sans Pro",sans-serif;font-size:.882em;font-weight:400;color:#222;border:.2em solid #639BA7;border-bottom-right-radius:1em;padding:.75em;box-shadow:1px 2px 7px grey;font-style:initial}.definition-description-hover p{margin-bottom:0}.sidenote .definition-description-hover{left:0;right:0}.definition-hover-term{font-weight:700}[data-definition-term-type="non-examinable"]::before{content:attr(data-definition-term-type-text);letter-spacing:.1em;background-color:#639BA7;color:#fff;padding:.3em .5em .2em;margin-right:.6em;border-radius:.2em;font-size:small;text-transform:uppercase;display:inline-block;line-height:1}.definition-description-hover .close{position:absolute;right:-.75em;top:-.75em;line-height:1;vertical-align:inherit;display:inline-block;min-width:1em;background:#639BA7;border-radius:1em;padding:0 .1em .1em;text-align:center;font-weight:700;font-family:"Source Sans Pro",sans-serif;padding:.15em .1em 0 .1em;color:#fff;border:0;font-size:1em}.definition-description-hover .close:before{content:"Ã—";display:inline-block;width:1em;position:relative;top:-.1em}.hidden-definition-list{display:none}.figure{background-color:transparent}.figure .figure-body .title{display:none}.figure .figure-body .caption{font-family:"Source Sans Pro",sans-serif;font-size:.882em;text-align:left;margin-bottom:1.5em}.figure .figure-body .caption .figure-reference{font-weight:700}.figure .figure-body svg,.figure .figure-body img[src$="svg"]{background-color:#fff}.figure .figure-body .figure-images{display:inline-block;margin-bottom:0;max-width:100%;width:100%}@media (min-width: 40em){.figure .figure-body .figure-images{display:flex}}.figure .figure-body .figure-images a{padding:0 .375em 1.5em}@media (min-width: 40em){.figure .figure-body .figure-images a{flex-basis:100%}.figure .figure-body .figure-images a:first-child{padding-left:0}.figure .figure-body .figure-images a:last-child{padding-right:0}}.figure .figure-source{font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:normal;color:#bbb;text-align:left;line-height:1.2}.figure .figure-source p.source{font-style:normal}.figure .figure-source a{color:#bbb}.figure .figure-source .figure-more{text-align:center;margin-bottom:1.5em}.figure .figure-source .figure-more .figure-more-text{text-align:left;border:1px solid #F2F2F2;border-radius:.1em;padding:.75em}.figure .figure-source .figure-more .figure-more-text a{color:#037bb5}.figure .figure-source .figure-more .button{color:#F2F2F2;padding:.5em}@media (min-width: 40em){.figure.image-rows-1-2 .figure-images{flex-wrap:wrap;justify-content:space-around}.figure.image-rows-1-2 .figure-images a{flex-basis:16em}.figure.image-rows-1-2 .figure-images a:first-child{flex-basis:35em}}@media (min-width: 40em){.figure.image-rows-1 .figure-images{flex-wrap:wrap;justify-content:space-around}.figure.image-rows-1 .figure-images a{flex-basis:10.1666666667em}}@media (min-width: 40em){.figure.image-rows-1-1-1 .figure-images{flex-wrap:wrap;justify-content:space-around}.figure.image-rows-1-1-1 .figure-images a{flex-basis:33.5em}}.figure p{font-style:normal;font-family:"Source Sans Pro",sans-serif;font-size:.882em;text-align:left}.figure p.source{margin-left:0;margin-right:0}.figure em{font-style:italic}.figure table{margin:0 0 1.5em}.figure .caption .figure-reference{font-weight:700}.figure .caption,.figure p:nth-child(2),.figure p:nth-child(2)+p,.figure p:nth-child(2)+p+p,.figure p:nth-child(2)+p+p+p,.figure p:nth-child(2)+p+p+p+p{text-align:left}.figure.visuallyhidden{margin:-1px;padding:0}.slides{clear:both;margin-bottom:2em}.slides .summary{display:none}.slides .figure{margin:0 0 .75em;width:calc(100% - 1.6em)}.slides .figure .figure-body .figure-images{width:100%}.slides .figure .figure-body .slide-caption{display:block;margin-bottom:0}.slides .figure .figure-body .title{display:block;font-weight:700;color:#639BA7;margin-bottom:0}.slides .figure .figure-body .caption{display:none}.slides .figure-source{display:none}.slides .figure-summary-meta{margin-top:.75em;padding:1em .75em;clear:both;background-color:#fff}.slides .figure-summary-meta .caption{display:block;font-family:"Source Sans Pro",sans-serif;font-size:.882em;text-align:left;margin-bottom:1.5em}.slides .figure-summary-meta .caption .figure-reference{font-weight:700}.slides .figure-summary-meta .figure-source{font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:normal;color:#bbb;text-align:left;line-height:1.2;display:block}.slides .figure-summary-meta .figure-source p.source{font-style:normal}.slides .figure-summary-meta .figure-source a{color:#bbb}.slides .figure-summary-meta .figure-source .figure-more{text-align:center;margin-bottom:1.5em}.slides .figure-summary-meta .figure-source .figure-more .figure-more-text{text-align:left;border:1px solid #F2F2F2;border-radius:.1em;padding:.75em}.slides .figure-summary-meta .figure-source .figure-more .figure-more-text a{color:#037bb5}.slides .figure-summary-meta .figure-source .figure-more .button{color:#F2F2F2;padding:.5em}.slides .figure-summary-meta .figure-source p.source{margin:0}.einstein .slides .figure-summary-meta,.great-economist .slides .figure-summary-meta,.great-economists .slides .figure-summary-meta,.economist .slides .figure-summary-meta,.economists .slides .figure-summary-meta,.expandable-box .slides .figure-summary-meta{background-color:inherit}.figure-summary-meta-caption{font-family:"Source Sans Pro",sans-serif;font-size:.882em;text-align:left;margin-bottom:1.5em}.figure-summary-meta-caption .figure-reference{font-weight:700}.slides{background-color:#F2F2F2;border-top:1px solid #F2F2F2}.slides .figure-source{color:#bbb}.slides .figure-source a{color:#bbb}.nav-slides{color:#fff;background-color:#92b9c1}.nav-slides a{color:#fff;background-color:#F2F2F2;display:block}.nav-slides a:hover,.nav-slides a:active,.nav-slides a:focus{outline:.375em solid #3a5f66;background-color:#F2F2F2}.slide-current a{outline:.375em solid #568c97;background-color:#F2F2F2}.slides:before,.slides:after{content:" ";display:table}.slides:after{clear:both}.slides .figure{float:left;clear:none}.nav-slides{padding:.375em 0}@media (min-width: 80em){.nav-slides{padding:0;margin-top:-1px;max-width:8em;float:right;margin-right:-8em}}.nav-slides ol{display:flex;justify-content:center;margin:0;list-style-type:none}@media (min-width: 80em){.nav-slides ol{display:block}}.nav-slides li{padding:0 .375em;flex-basis:15%;max-width:15%;display:inline-block}.nav-slides li img{padding:.1em}@media (min-width: 80em){.nav-slides li{padding:.75em;max-width:80%}.nav-slides li img,.nav-slides li svg.inject-svg{min-width:4.8em}}@media (min-width: 80em){.nav-slides a:hover,.nav-slides a:active,.nav-slides a:focus{outline-width:.75em}}.nav-slides a .slide-thumbnail-text{font-size:.75em;font-family:"Source Sans Pro",sans-serif;display:inline-block}@media (min-width: 80em){.nav-slides a .slide-thumbnail-text{width:8.65em}}@media (min-width: 80em){.slide-current a{outline-width:.75em}}@media (min-width: 80em){.nav-slides.nav-slides-many{max-width:6em;margin-right:-6em}.nav-slides.nav-slides-many li{padding:.5em}.nav-slides.nav-slides-many a:hover,.nav-slides.nav-slides-many a:active,.nav-slides.nav-slides-many a:focus{outline-width:.5em}.nav-slides.nav-slides-many .slide-current a{outline-width:.5em}}@media (min-width: 80em){.nav-slides.nav-slides-portrait{max-width:3em;margin-right:-3em}.nav-slides.nav-slides-portrait li{padding:.375em}.nav-slides.nav-slides-portrait a:hover,.nav-slides.nav-slides-portrait a:active,.nav-slides.nav-slides-portrait a:focus{outline-width:.375em}.nav-slides.nav-slides-portrait .slide-current a{outline-width:.375em}}@media (min-width: 80em){.nav-slides.nav-slides-many-many{padding:.375em 0;margin:0;max-width:none;float:none}.nav-slides.nav-slides-many-many ol{display:flex}.nav-slides.nav-slides-many-many li{padding:0 .375em;max-width:15%}.nav-slides.nav-slides-many-many li img,.nav-slides.nav-slides-many-many li svg.inject-svg{min-width:3em}.nav-slides.nav-slides-many-many a{outline-width:medium}.nav-slides.nav-slides-many-many a .slide-thumbnail-text{width:auto}.nav-slides.nav-slides-many-many a:hover,.nav-slides.nav-slides-many-many a:active,.nav-slides.nav-slides-many-many a:focus{outline-width:medium}.nav-slides.nav-slides-many-many .slide-current,.nav-slides.nav-slides-many-many .slide-current a{outline-width:medium}.nav-slides.nav-slides-many-many.nav-slides-portrait{max-width:none;margin:0}.nav-slides.nav-slides-many-many.nav-slides-portrait li{padding:0 .375em}.nav-slides.nav-slides-many-many.nav-slides-portrait a:hover,.nav-slides.nav-slides-many-many.nav-slides-portrait a:active,.nav-slides.nav-slides-many-many.nav-slides-portrait a:focus{outline-width:medium}.nav-slides.nav-slides-many-many.nav-slides-portrait .slide-current,.nav-slides.nav-slides-many-many.nav-slides-portrait .slide-current a{outline-width:medium}}.mcq,.question{font-family:"Source Sans Pro",sans-serif;font-size:.882em;line-height:1.5em;background-color:#FCF9F9;background-color:rgba(99,155,167,0.15);padding:1em;border-bottom-right-radius:2em;page-break-inside:avoid}.mcq h2,.mcq h3,.mcq h4,.mcq h5,.mcq h6,.question h2,.question h3,.question h4,.question h5,.question h6{font-family:"Source Sans Pro",sans-serif;font-style:normal;text-transform:uppercase;line-height:1.5em;margin:0}.mcq p,.question p{text-indent:0}.mcq .figure,.question .figure{padding-left:0;padding-right:0}.mcq-questions,.mcq-options{counter-reset:mcq-options;margin-bottom:0}.mcq-questions label,.mcq-options label{display:block;cursor:pointer}.mcq-questions label::before,.mcq-options label::before{content:counter(mcq-options) ". ";padding-left:1em}.mcq-questions label [type="checkbox"],.mcq-questions label [type="radio"],.mcq-options label [type="checkbox"],.mcq-options label [type="radio"]{display:block;width:auto;margin:0 .75em 0 -2em;cursor:pointer;margin-right:1.25em;float:left;height:1.5em}.mcq-questions li,.mcq-options li{counter-increment:mcq-options;margin-left:1.25em;text-indent:-2em}.mcq-questions li .table-wrapper,.mcq-options li .table-wrapper{display:inline;text-indent:0;vertical-align:top}.mcq-questions li table,.mcq-options li table{display:inline-block;width:calc(100% - 2em);margin:0;vertical-align:middle}.mcq-questions li table tbody,.mcq-options li table tbody{display:block;width:100%}.mcq-questions li table tr,.mcq-options li table tr{width:100%;display:block}.mcq-questions li table td:nth-of-type(1):nth-last-of-type(2),.mcq-questions li table td:nth-of-type(2):nth-last-of-type(1),.mcq-options li table td:nth-of-type(1):nth-last-of-type(2),.mcq-options li table td:nth-of-type(2):nth-last-of-type(1){display:inline-block;width:calc(50% - 1em);vertical-align:top}.mcq-feedback{counter-reset:mcq-feedback;display:none}.mcq-feedback li{counter-increment:mcq-feedback;text-indent:-1em}.mcq-feedback li::before{content:counter(mcq-feedback) ".";margin-right:.25em;width:1em}.js-mcq .mcq-options{list-style-type:none;margin-left:0}.js-mcq .mcq-options li{margin-bottom:.75em;margin-left:-.25em;padding:0 2.25em;border:.1em solid transparent;border-radius:.1em;text-indent:-2em}.js-mcq .mcq-options .selected{border-color:#639BA7}.js-mcq .mcq-feedback{display:block;position:relative;margin-top:1.5em;list-style-type:none;margin-left:0;background-color:#F2F2F2;border-radius:.1em}.js-mcq .mcq-feedback:before{display:block;padding:.75em 0 .75em 1.5em}.js-mcq .mcq-feedback:after{position:absolute;top:.75em;left:.5em}.js-mcq .mcq-feedback li{line-height:0;padding:0;visibility:hidden}.js-mcq .mcq-feedback:not(.mcq-feedback-shown-inside){display:none}.js-mcq .mcq-feedback .mcq-feedback-show{line-height:1.5em;padding:0 .75em .75em 1.5em;visibility:visible}.js-mcq .mcq-incorrect .mcq-feedback:before{content:"Incorrect";text-transform:uppercase}.js-mcq .mcq-incorrect .mcq-feedback:after{content:"\2717"}.js-mcq .mcq-partially-correct .mcq-feedback{background-color:#F2F2F2}.js-mcq .mcq-partially-correct .mcq-feedback:before{content:"Good so far but you haven't selected all the correct answers."}.js-mcq .mcq-correct .mcq-feedback{background-color:#fff}.js-mcq .mcq-correct .mcq-feedback:before{content:"Correct!";text-transform:uppercase}.js-mcq .mcq-correct .mcq-feedback:after{content:"\2713"}.question .check-answer-button{display:none}.js-mcq .question .check-answer-button{display:inline-block;font-family:"Source Sans Pro",sans-serif;font-size:.882em;line-height:1.5em;padding:.75em 1.5em;background-color:#639BA7;color:#fff;border:0;border-radius:.1em;cursor:pointer}.list-of-selects.select-width-web-1 .select-list{display:inline-block;width:1.5em}.list-of-selects.select-width-web-2 .select-list{display:inline-block;width:3em}.list-of-selects.select-width-web-3 .select-list{display:inline-block;width:4.5em}.list-of-selects.select-width-web-4 .select-list{display:inline-block;width:6em}.list-of-selects.select-width-web-5 .select-list{display:inline-block;width:7.5em}.list-of-selects.select-width-web-6 .select-list{display:inline-block;width:9em}.list-of-selects.select-width-web-7 .select-list{display:inline-block;width:10.5em}.list-of-selects.select-width-web-8 .select-list{display:inline-block;width:12em}.list-of-selects.select-width-web-9 .select-list{display:inline-block;width:13.5em}.list-of-selects.select-width-web-10 .select-list{display:inline-block;width:15em}.list-of-selects.select-width-web-11 .select-list{display:inline-block;width:16.5em}.list-of-selects.select-width-web-12 .select-list{display:inline-block;width:18em}.list-of-selects.select-width-web-13 .select-list{display:inline-block;width:19.5em}.list-of-selects.select-width-web-14 .select-list{display:inline-block;width:21em}.list-of-selects.select-width-web-15 .select-list{display:inline-block;width:22.5em}.list-of-selects.select-width-web-16 .select-list{display:inline-block;width:24em}.list-of-selects.select-width-web-17 .select-list{display:inline-block;width:25.5em}.list-of-selects.select-width-web-18 .select-list{display:inline-block;width:27em}.list-of-selects.select-width-web-19 .select-list{display:inline-block;width:28.5em}.list-of-selects.select-width-web-20 .select-list{display:inline-block;width:30em}.list-of-selects.select-width-web-21 .select-list{display:inline-block;width:31.5em}.list-of-selects.select-width-web-22 .select-list{display:inline-block;width:33em}.list-of-selects.select-width-web-23 .select-list{display:inline-block;width:34.5em}.list-of-selects.select-width-web-24 .select-list{display:inline-block;width:36em}.list-of-selects.select-width-web-25 .select-list{display:inline-block;width:37.5em}.list-of-selects.select-width-web-26 .select-list{display:inline-block;width:39em}.list-of-selects.select-width-web-27 .select-list{display:inline-block;width:40.5em}.list-of-selects.select-width-web-28 .select-list{display:inline-block;width:42em}.list-of-selects.select-width-web-29 .select-list{display:inline-block;width:43.5em}.list-of-selects.select-width-web-30 .select-list{display:inline-block;width:45em}.list-of-selects.select-width-web-31 .select-list{display:inline-block;width:46.5em}.list-of-selects.select-width-web-32 .select-list{display:inline-block;width:48em}.list-of-selects.select-width-web-33 .select-list{display:inline-block;width:49.5em}.list-of-selects.select-width-web-34 .select-list{display:inline-block;width:51em}.list-of-selects.select-width-web-35 .select-list{display:inline-block;width:52.5em}.list-of-selects.select-width-web-36 .select-list{display:inline-block;width:54em}.list-of-selects.select-width-web-37 .select-list{display:inline-block;width:55.5em}.list-of-selects.select-width-web-38 .select-list{display:inline-block;width:57em}.list-of-selects.select-width-web-39 .select-list{display:inline-block;width:58.5em}.list-of-selects.select-width-web-40 .select-list{display:inline-block;width:60em}.list-of-selects.upper-alpha{counter-reset:list-of-selects-upper-alpha;list-style-type:none}.list-of-selects.upper-alpha li:before{content:counter(list-of-selects-upper-alpha, upper-alpha);counter-increment:list-of-selects-upper-alpha;background-color:grey;border-radius:2em;color:#fff;display:inline-block;font-size:.8em;font-weight:700;height:1em;line-height:1;padding:.2em;text-align:center;width:1em}.list-of-selects.upper-alpha li.skyblue:before{background-color:#037bb5}.list-of-selects.upper-alpha li.brightyellow:before{background-color:#ffd54d}.list-of-selects.upper-alpha li.fadedyellow:before{background-color:#ffe388}.list-of-selects.upper-alpha li.spearmint:before{background-color:#009E7F}.list-of-selects.upper-alpha li.rustred:before{background-color:#900}.list-of-selects.upper-alpha li.bluegrey:before{background-color:#639BA7}.list-of-selects.upper-alpha li.aquamarine:before{background-color:#4BB4C5}.list-of-selects.upper-alpha li.brown:before{background-color:#9F6B5B}.list-of-selects.upper-alpha li.pink:before{background-color:#AD80A6}.list-of-selects.upper-alpha li.orange:before{background-color:#F48356}.list-of-selects.upper-alpha li.lightgreen:before{background-color:#92BD6D}.list-of-selects.upper-alpha li.lightorange:before{background-color:#E4A95A}.list-of-selects.upper-alpha li.bluebubblegum:before{background-color:#4BB4C5}.table-of-questions table{font-size:smaller}.table-of-questions .mcq-options,.table-of-questions .mcq-feedback{list-style-type:decimal}.table-of-questions .question-content .mcq-feedback{display:none}.table-of-questions .answer-content .mcq-feedback{display:block}.table-of-questions .answer-content>:not(.mcq-feedback){display:none}.table-of-questions .toq-excel-tip{font-family:"Source Sans Pro",sans-serif;font-size:smaller;display:inline-block;margin-left:.75em;cursor:pointer}@media (min-width: 20em){img.thumbnail{max-width:40%;float:right;clear:right;padding:0 0 1.5em .75em}}.figure.thumbnail{position:static}.figure.thumbnail .figure-body{font-size:.686em;line-height:1.5em}.team-gallery{display:flex;flex-wrap:wrap;justify-content:space-between;font-family:"Source Sans Pro",sans-serif;font-size:.882em;text-align:center}.team-gallery .team-gallery-member{width:10em;margin-bottom:1em}.team-gallery .team-gallery-member img{width:100%}.team-gallery .team-gallery-member .team-gallery-member-name{font-weight:700;display:block}.theme-legend-heading,.tool-legend-heading{font-weight:700;text-transform:uppercase}.theme-legend,.tool-legend{font-family:"Source Sans Pro",sans-serif;font-size:.7em;line-height:1.5em}@media (min-width: 80em){.theme-legend,.tool-legend{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.theme-legend.web-wide,.tool-legend.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.theme-legend.web-full-width,.tool-legend.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.theme-legend .tool-legend-tool,.tool-legend .tool-legend-tool{margin-bottom:.1875em}.theme-legend .tool-key-tool .tool-key-number,.tool-legend .tool-key-tool .tool-key-number{font-size:.75em;line-height:1.35em}.theme-legend-list,.tool-legend-list{list-style-type:none;margin:0 0 1.5em}@media (min-width: 20em){.theme-legend-list,.tool-legend-list{margin-left:.75em}}@media (min-width: 40em){.theme-legend-list,.tool-legend-list{column-count:2}}@media (min-width: 80em){.theme-legend-list,.tool-legend-list{column-count:1}}.theme-legend-filter-button,.tool-legend-filter-button{margin-left:-.75em;cursor:pointer}.theme-legend-filter-button:after,.tool-legend-filter-button:after{font-size:.98em;color:#facdcd;content:"â‰¡"}.theme-legend-filter-button:after:hover,.tool-legend-filter-button:after:hover{color:#037bb5}.theme-legend-filter-button.theme-legend-filter-button-active:after,.tool-legend-filter-button.theme-legend-filter-button-active:after{content:"â‰¢"}.theme-legend-theme svg,.tool-legend-theme svg{width:1.5em;height:1.5em;position:relative;top:.4em}.theme-key-theme svg,.tool-key-tool svg{width:1em;height:1em;position:relative;top:.15em}.theme-key-theme .tool-key-number,.tool-key-tool .tool-key-number{background-color:#4BB4C5;border-radius:1.2em;color:#fff;display:inline-block;font-family:"Source Sans Pro",sans-serif;font-size:1em;font-weight:700;height:1em;margin-right:.5em;padding:.05em .25em .35em .15em;text-align:center;width:1em}[role="tab"] .theme-key-theme,[role="tab"] .tool-key-tool{display:inline-block;padding-right:0}[data-accordion="closed"] .theme-key-label,[data-accordion="closed"] .tool-key-label{display:none}[data-accordion="closed"] .tool-key-number{font-size:.7em}[data-accordion="open"] a:first-of-type{display:block}[data-accordion="open"] .theme-key-theme,[data-accordion="open"] .tool-key-tool{font-size:.7em;font-weight:400;text-transform:none;letter-spacing:0;font-family:"Source Sans Pro",sans-serif;color:#222;margin-right:1em}@media (min-width: 60em){[data-accordion="open"] .theme-key-theme,[data-accordion="open"] .tool-key-tool{font-size:.35em}}[data-accordion="open"] .theme-key-theme svg,[data-accordion="open"] .tool-key-tool svg{margin-right:.5em}.tool-legend-tool svg circle,[class^="tool-key-"] svg circle{fill:#4BB4C5;stroke:none}.theme-legend-theme-T1 svg circle,.theme-key-T1 svg circle{fill:#9F6B5B;stroke:none}.theme-legend-theme-T2 svg circle,.theme-key-T2 svg circle{fill:#AD80A6;stroke:none}.theme-legend-theme-T3 svg circle,.theme-key-T3 svg circle{fill:#F48356;stroke:none}.theme-legend-theme-T4 svg circle,.theme-key-T4 svg circle{fill:#92BD6D;stroke:none}.theme-legend-theme-T5 svg circle,.theme-key-T5 svg circle{fill:#E4A95A;stroke:none}.theme-legend-theme-T6 svg circle,.theme-key-T6 svg circle{fill:#4BB4C5;stroke:none}.theme-legend-theme-T7 svg circle,.theme-key-T7 svg circle{fill:#9F6B5B;stroke:none}.theme-legend-theme-T8 svg circle,.theme-key-T8 svg circle{fill:#4BB4C5;stroke:none}.theme-legend-theme-P1 svg circle,.theme-key-P1 svg circle{fill:#F48356;stroke:none}.theme-legend-theme-P2 svg circle,.theme-key-P2 svg circle{fill:#92BD6D;stroke:none}.theme-legend-theme-P3 svg circle,.theme-key-P3 svg circle{fill:#E4A95A;stroke:none}.theme-legend-theme-P4 svg circle,.theme-key-P4 svg circle{fill:#AD80A6;stroke:none}.theme-legend-theme-P5 svg circle,.theme-key-P5 svg circle{fill:#9F6B5B;stroke:none}.theme-legend-theme-P6 svg circle,.theme-key-P6 svg circle{fill:#4BB4C5;stroke:none}.theme-legend-theme-P7 svg circle,.theme-key-P7 svg circle{fill:#F48356;stroke:none}.theme-legend-theme-P8 svg circle,.theme-key-P8 svg circle{fill:#92BD6D;stroke:none}html .chapter-tools{background-color:#4BB4C5}.chapter-tools.chapter h1{background-color:#4BB4C5!important}.chapter-tools.chapter h1:before{background-image:url(../images/pinch-top-4BB4C5.svg)}.chapter-tools.chapter h1:after{background-image:url(../images/pinch-bottom-4BB4C5.svg)}.chapter-tools h2,.chapter-tools h3,.chapter-tools .subheadline{color:#4BB4C5}.chapter-tools [role="tab"] a{color:#4BB4C5}.chapter-tools .definition{background-color:#4BB4C5}.chapter-tools .definition-description-hover{border-color:#4BB4C5}.chapter-tools .definition-description-hover .close{background:#4BB4C5}.js-definitions .chapter-tools .definition{background-color:#fff;color:#4BB4C5;border:.2em solid #4BB4C5}.chapter-tools .accordion-show-all-button{border-color:#4BB4C5;color:#4BB4C5}.chapter-tools .sidenote:before,.chapter-tools .footnote-detail:before{background-color:#4BB4C5}.chapter-tools .einstein h3 strong:first-of-type,.chapter-tools .great-economist h3 strong:first-of-type,.chapter-tools .great-economists h3 strong:first-of-type,.chapter-tools .economist h3 strong:first-of-type,.chapter-tools .economists h3 strong:first-of-type,.chapter-tools .expandable-box h3 strong:first-of-type{background-color:#4BB4C5;color:#fff}.chapter-tools .einstein .sidenote:before,.chapter-tools .einstein .footnote-detail:before,.chapter-tools .great-economist .sidenote:before,.chapter-tools .great-economist .footnote-detail:before,.chapter-tools .great-economists .sidenote:before,.chapter-tools .great-economists .footnote-detail:before,.chapter-tools .economist .sidenote:before,.chapter-tools .economist .footnote-detail:before,.chapter-tools .economists .sidenote:before,.chapter-tools .economists .footnote-detail:before,.chapter-tools .expandable-box .sidenote:before,.chapter-tools .expandable-box .footnote-detail:before{background-color:#fff}.chapter-tools .mcq,.chapter-tools .question{background-color:#bfe4ea;background-color:rgba(75,180,197,0.15)}.chapter-tools .mcq .check-answer-button,.chapter-tools .question .check-answer-button{background-color:#4BB4C5}.chapter-tools .exercise,.chapter-tools .info,.chapter-tools .box{border-color:#4BB4C5}.chapter-tools .info{color:#4BB4C5}.chapter-tools sup[id^=fnref]{background-color:#4BB4C5}.chapter-tools .footnote-detail{border-color:#4BB4C5}.chapter-tools .footnote-detail .reversefootnote{background-color:#4BB4C5}.chapter-tools .masthead,.chapter-tools [href="#nav"],.chapter-tools #footer,.chapter-tools .nav-back-button{background-color:#4BB4C5;color:#fff}.chapter-tools .masthead a,.chapter-tools [href="#nav"] a,.chapter-tools #footer a,.chapter-tools .nav-back-button a{color:#fff}.js-nav-open .chapter-tools [href="#nav"]{background-color:transparent}.chapter-tools #footer{border-top-color:#4BB4C5}.chapter-tools [data-toggle]:after{color:#81cbd6}.chapter-tools #nav .nav-list ol li:hover,.chapter-tools #nav .nav-list ol li:focus,.chapter-tools #nav .nav-list ol li:active,.chapter-tools #nav .nav-list ol li.active,.chapter-tools #nav .nav-list ul li:hover,.chapter-tools #nav .nav-list ul li:focus,.chapter-tools #nav .nav-list ul li:active,.chapter-tools #nav .nav-list ul li.active{background-color:#4BB4C5}.chapter-tools .controls .language-select:hover .language-select-list{border-color:#4BB4C5}.chapter-tools .controls svg{stroke:#4BB4C5}.chapter-tools .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.chapter-tools .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#4BB4C5}.chapter-tools .controls .annotator [data-tooltip-description]:hover:before{border-color:#4BB4C5}.chapter-tools .controls .annotator [data-tooltip-description]:hover:after{background-color:#4BB4C5;border-color:#4BB4C5}.chapter-tools .figure .figure-source .button,.chapter-tools .figure-summary-meta .figure-source .button{background-color:#4BB4C5}.chapter-tools .slides{border-color:#81cbd6}.chapter-tools .slides .figure .title{color:#4BB4C5}.chapter-tools .nav-slides{color:#fff;background-color:#81cbd6}.chapter-tools .nav-slides a{color:#fff;background-color:#81cbd6}.chapter-tools .nav-slides a:hover,.chapter-tools .nav-slides a:active,.chapter-tools .nav-slides a:focus{outline-color:#28717c;background-color:#28717c}.chapter-tools .slide-current a{outline-color:#3ba6b6;background-color:#3ba6b6}.chapter-tools .extra-emphasis{color:#4BB4C5}html .chapter-learn-more{background-color:#92BD6D}.chapter-learn-more.chapter h1{background-color:#92BD6D!important}.chapter-learn-more.chapter h1:before{background-image:url(../images/pinch-top-92BD6D.svg)}.chapter-learn-more.chapter h1:after{background-image:url(../images/pinch-bottom-92BD6D.svg)}.chapter-learn-more h2,.chapter-learn-more h3,.chapter-learn-more .subheadline{color:#92BD6D}.chapter-learn-more [role="tab"] a{color:#92BD6D}.chapter-learn-more .definition{background-color:#92BD6D}.chapter-learn-more .definition-description-hover{border-color:#92BD6D}.chapter-learn-more .definition-description-hover .close{background:#92BD6D}.js-definitions .chapter-learn-more .definition{background-color:#fff;color:#92BD6D;border:.2em solid #92BD6D}.chapter-learn-more .accordion-show-all-button{border-color:#92BD6D;color:#92BD6D}.chapter-learn-more .sidenote:before,.chapter-learn-more .footnote-detail:before{background-color:#92BD6D}.chapter-learn-more .einstein h3 strong:first-of-type,.chapter-learn-more .great-economist h3 strong:first-of-type,.chapter-learn-more .great-economists h3 strong:first-of-type,.chapter-learn-more .economist h3 strong:first-of-type,.chapter-learn-more .economists h3 strong:first-of-type,.chapter-learn-more .expandable-box h3 strong:first-of-type{background-color:#92BD6D;color:#fff}.chapter-learn-more .einstein .sidenote:before,.chapter-learn-more .einstein .footnote-detail:before,.chapter-learn-more .great-economist .sidenote:before,.chapter-learn-more .great-economist .footnote-detail:before,.chapter-learn-more .great-economists .sidenote:before,.chapter-learn-more .great-economists .footnote-detail:before,.chapter-learn-more .economist .sidenote:before,.chapter-learn-more .economist .footnote-detail:before,.chapter-learn-more .economists .sidenote:before,.chapter-learn-more .economists .footnote-detail:before,.chapter-learn-more .expandable-box .sidenote:before,.chapter-learn-more .expandable-box .footnote-detail:before{background-color:#fff}.chapter-learn-more .mcq,.chapter-learn-more .question{background-color:#e1edd6;background-color:rgba(146,189,109,0.15)}.chapter-learn-more .mcq .check-answer-button,.chapter-learn-more .question .check-answer-button{background-color:#92BD6D}.chapter-learn-more .exercise,.chapter-learn-more .info,.chapter-learn-more .box{border-color:#92BD6D}.chapter-learn-more .info{color:#92BD6D}.chapter-learn-more sup[id^=fnref]{background-color:#92BD6D}.chapter-learn-more .footnote-detail{border-color:#92BD6D}.chapter-learn-more .footnote-detail .reversefootnote{background-color:#92BD6D}.chapter-learn-more .masthead,.chapter-learn-more [href="#nav"],.chapter-learn-more #footer,.chapter-learn-more .nav-back-button{background-color:#92BD6D;color:#fff}.chapter-learn-more .masthead a,.chapter-learn-more [href="#nav"] a,.chapter-learn-more #footer a,.chapter-learn-more .nav-back-button a{color:#fff}.js-nav-open .chapter-learn-more [href="#nav"]{background-color:transparent}.chapter-learn-more #footer{border-top-color:#92BD6D}.chapter-learn-more [data-toggle]:after{color:#b3d199}.chapter-learn-more #nav .nav-list ol li:hover,.chapter-learn-more #nav .nav-list ol li:focus,.chapter-learn-more #nav .nav-list ol li:active,.chapter-learn-more #nav .nav-list ol li.active,.chapter-learn-more #nav .nav-list ul li:hover,.chapter-learn-more #nav .nav-list ul li:focus,.chapter-learn-more #nav .nav-list ul li:active,.chapter-learn-more #nav .nav-list ul li.active{background-color:#92BD6D}.chapter-learn-more .controls .language-select:hover .language-select-list{border-color:#92BD6D}.chapter-learn-more .controls svg{stroke:#92BD6D}.chapter-learn-more .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.chapter-learn-more .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#92BD6D}.chapter-learn-more .controls .annotator [data-tooltip-description]:hover:before{border-color:#92BD6D}.chapter-learn-more .controls .annotator [data-tooltip-description]:hover:after{background-color:#92BD6D;border-color:#92BD6D}.chapter-learn-more .figure .figure-source .button,.chapter-learn-more .figure-summary-meta .figure-source .button{background-color:#92BD6D}.chapter-learn-more .slides{border-color:#b3d199}.chapter-learn-more .slides .figure .title{color:#92BD6D}.chapter-learn-more .nav-slides{color:#fff;background-color:#b3d199}.chapter-learn-more .nav-slides a{color:#fff;background-color:#b3d199}.chapter-learn-more .nav-slides a:hover,.chapter-learn-more .nav-slides a:active,.chapter-learn-more .nav-slides a:focus{outline-color:#597e39;background-color:#597e39}.chapter-learn-more .slide-current a{outline-color:#7fb153;background-color:#7fb153}.chapter-learn-more .extra-emphasis{color:#92BD6D}html .theme-T1{background-color:#9F6B5B}.theme-T1.chapter h1{background-color:#9F6B5B!important}.theme-T1.chapter h1:before{background-image:url(../images/pinch-top-9F6B5B.svg)}.theme-T1.chapter h1:after{background-image:url(../images/pinch-bottom-9F6B5B.svg)}.theme-T1 h2,.theme-T1 h3,.theme-T1 .subheadline{color:#9F6B5B}.theme-T1 [role="tab"] a{color:#9F6B5B}.theme-T1 .definition{background-color:#9F6B5B}.theme-T1 .definition-description-hover{border-color:#9F6B5B}.theme-T1 .definition-description-hover .close{background:#9F6B5B}.js-definitions .theme-T1 .definition{background-color:#fff;color:#9F6B5B;border:.2em solid #9F6B5B}.theme-T1 .accordion-show-all-button{border-color:#9F6B5B;color:#9F6B5B}.theme-T1 .sidenote:before,.theme-T1 .footnote-detail:before{background-color:#9F6B5B}.theme-T1 .einstein h3 strong:first-of-type,.theme-T1 .great-economist h3 strong:first-of-type,.theme-T1 .great-economists h3 strong:first-of-type,.theme-T1 .economist h3 strong:first-of-type,.theme-T1 .economists h3 strong:first-of-type,.theme-T1 .expandable-box h3 strong:first-of-type{background-color:#9F6B5B;color:#fff}.theme-T1 .einstein .sidenote:before,.theme-T1 .einstein .footnote-detail:before,.theme-T1 .great-economist .sidenote:before,.theme-T1 .great-economist .footnote-detail:before,.theme-T1 .great-economists .sidenote:before,.theme-T1 .great-economists .footnote-detail:before,.theme-T1 .economist .sidenote:before,.theme-T1 .economist .footnote-detail:before,.theme-T1 .economists .sidenote:before,.theme-T1 .economists .footnote-detail:before,.theme-T1 .expandable-box .sidenote:before,.theme-T1 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T1 .mcq,.theme-T1 .question{background-color:#d8c2bb;background-color:rgba(159,107,91,0.15)}.theme-T1 .mcq .check-answer-button,.theme-T1 .question .check-answer-button{background-color:#9F6B5B}.theme-T1 .exercise,.theme-T1 .info,.theme-T1 .box{border-color:#9F6B5B}.theme-T1 .info{color:#9F6B5B}.theme-T1 sup[id^=fnref]{background-color:#9F6B5B}.theme-T1 .footnote-detail{border-color:#9F6B5B}.theme-T1 .footnote-detail .reversefootnote{background-color:#9F6B5B}.theme-T1 .masthead,.theme-T1 [href="#nav"],.theme-T1 #footer,.theme-T1 .nav-back-button{background-color:#9F6B5B;color:#fff}.theme-T1 .masthead a,.theme-T1 [href="#nav"] a,.theme-T1 #footer a,.theme-T1 .nav-back-button a{color:#fff}.js-nav-open .theme-T1 [href="#nav"]{background-color:transparent}.theme-T1 #footer{border-top-color:#9F6B5B}.theme-T1 [data-toggle]:after{color:#bc978c}.theme-T1 #nav .nav-list ol li:hover,.theme-T1 #nav .nav-list ol li:focus,.theme-T1 #nav .nav-list ol li:active,.theme-T1 #nav .nav-list ol li.active,.theme-T1 #nav .nav-list ul li:hover,.theme-T1 #nav .nav-list ul li:focus,.theme-T1 #nav .nav-list ul li:active,.theme-T1 #nav .nav-list ul li.active{background-color:#9F6B5B}.theme-T1 .controls .language-select:hover .language-select-list{border-color:#9F6B5B}.theme-T1 .controls svg{stroke:#9F6B5B}.theme-T1 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T1 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#9F6B5B}.theme-T1 .controls .annotator [data-tooltip-description]:hover:before{border-color:#9F6B5B}.theme-T1 .controls .annotator [data-tooltip-description]:hover:after{background-color:#9F6B5B;border-color:#9F6B5B}.theme-T1 .figure .figure-source .button,.theme-T1 .figure-summary-meta .figure-source .button{background-color:#9F6B5B}.theme-T1 .slides{border-color:#bc978c}.theme-T1 .slides .figure .title{color:#9F6B5B}.theme-T1 .nav-slides{color:#fff;background-color:#bc978c}.theme-T1 .nav-slides a{color:#fff;background-color:#bc978c}.theme-T1 .nav-slides a:hover,.theme-T1 .nav-slides a:active,.theme-T1 .nav-slides a:focus{outline-color:#5e4037;background-color:#5e4037}.theme-T1 .slide-current a{outline-color:#8f6153;background-color:#8f6153}.theme-T1 .extra-emphasis{color:#9F6B5B}html .theme-T2{background-color:#AD80A6}.theme-T2.chapter h1{background-color:#AD80A6!important}.theme-T2.chapter h1:before{background-image:url(../images/pinch-top-AD80A6.svg)}.theme-T2.chapter h1:after{background-image:url(../images/pinch-bottom-AD80A6.svg)}.theme-T2 h2,.theme-T2 h3,.theme-T2 .subheadline{color:#AD80A6}.theme-T2 [role="tab"] a{color:#AD80A6}.theme-T2 .definition{background-color:#AD80A6}.theme-T2 .definition-description-hover{border-color:#AD80A6}.theme-T2 .definition-description-hover .close{background:#AD80A6}.js-definitions .theme-T2 .definition{background-color:#fff;color:#AD80A6;border:.2em solid #AD80A6}.theme-T2 .accordion-show-all-button{border-color:#AD80A6;color:#AD80A6}.theme-T2 .sidenote:before,.theme-T2 .footnote-detail:before{background-color:#AD80A6}.theme-T2 .einstein h3 strong:first-of-type,.theme-T2 .great-economist h3 strong:first-of-type,.theme-T2 .great-economists h3 strong:first-of-type,.theme-T2 .economist h3 strong:first-of-type,.theme-T2 .economists h3 strong:first-of-type,.theme-T2 .expandable-box h3 strong:first-of-type{background-color:#AD80A6;color:#fff}.theme-T2 .einstein .sidenote:before,.theme-T2 .einstein .footnote-detail:before,.theme-T2 .great-economist .sidenote:before,.theme-T2 .great-economist .footnote-detail:before,.theme-T2 .great-economists .sidenote:before,.theme-T2 .great-economists .footnote-detail:before,.theme-T2 .economist .sidenote:before,.theme-T2 .economist .footnote-detail:before,.theme-T2 .economists .sidenote:before,.theme-T2 .economists .footnote-detail:before,.theme-T2 .expandable-box .sidenote:before,.theme-T2 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T2 .mcq,.theme-T2 .question{background-color:#e9dde7;background-color:rgba(173,128,166,0.15)}.theme-T2 .mcq .check-answer-button,.theme-T2 .question .check-answer-button{background-color:#AD80A6}.theme-T2 .exercise,.theme-T2 .info,.theme-T2 .box{border-color:#AD80A6}.theme-T2 .info{color:#AD80A6}.theme-T2 sup[id^=fnref]{background-color:#AD80A6}.theme-T2 .footnote-detail{border-color:#AD80A6}.theme-T2 .footnote-detail .reversefootnote{background-color:#AD80A6}.theme-T2 .masthead,.theme-T2 [href="#nav"],.theme-T2 #footer,.theme-T2 .nav-back-button{background-color:#AD80A6;color:#fff}.theme-T2 .masthead a,.theme-T2 [href="#nav"] a,.theme-T2 #footer a,.theme-T2 .nav-back-button a{color:#fff}.js-nav-open .theme-T2 [href="#nav"]{background-color:transparent}.theme-T2 #footer{border-top-color:#AD80A6}.theme-T2 [data-toggle]:after{color:#c6a6c1}.theme-T2 #nav .nav-list ol li:hover,.theme-T2 #nav .nav-list ol li:focus,.theme-T2 #nav .nav-list ol li:active,.theme-T2 #nav .nav-list ol li.active,.theme-T2 #nav .nav-list ul li:hover,.theme-T2 #nav .nav-list ul li:focus,.theme-T2 #nav .nav-list ul li:active,.theme-T2 #nav .nav-list ul li.active{background-color:#AD80A6}.theme-T2 .controls .language-select:hover .language-select-list{border-color:#AD80A6}.theme-T2 .controls svg{stroke:#AD80A6}.theme-T2 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T2 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#AD80A6}.theme-T2 .controls .annotator [data-tooltip-description]:hover:before{border-color:#AD80A6}.theme-T2 .controls .annotator [data-tooltip-description]:hover:after{background-color:#AD80A6;border-color:#AD80A6}.theme-T2 .figure .figure-source .button,.theme-T2 .figure-summary-meta .figure-source .button{background-color:#AD80A6}.theme-T2 .slides{border-color:#c6a6c1}.theme-T2 .slides .figure .title{color:#AD80A6}.theme-T2 .nav-slides{color:#fff;background-color:#c6a6c1}.theme-T2 .nav-slides a{color:#fff;background-color:#c6a6c1}.theme-T2 .nav-slides a:hover,.theme-T2 .nav-slides a:active,.theme-T2 .nav-slides a:focus{outline-color:#71486b;background-color:#71486b}.theme-T2 .slide-current a{outline-color:#9e6896;background-color:#9e6896}.theme-T2 .extra-emphasis{color:#AD80A6}html .theme-T3{background-color:#F48356}.theme-T3.chapter h1{background-color:#F48356!important}.theme-T3.chapter h1:before{background-image:url(../images/pinch-top-F48356.svg)}.theme-T3.chapter h1:after{background-image:url(../images/pinch-bottom-F48356.svg)}.theme-T3 h2,.theme-T3 h3,.theme-T3 .subheadline{color:#F48356}.theme-T3 [role="tab"] a{color:#F48356}.theme-T3 .definition{background-color:#F48356}.theme-T3 .definition-description-hover{border-color:#F48356}.theme-T3 .definition-description-hover .close{background:#F48356}.js-definitions .theme-T3 .definition{background-color:#fff;color:#F48356;border:.2em solid #F48356}.theme-T3 .accordion-show-all-button{border-color:#F48356;color:#F48356}.theme-T3 .sidenote:before,.theme-T3 .footnote-detail:before{background-color:#F48356}.theme-T3 .einstein h3 strong:first-of-type,.theme-T3 .great-economist h3 strong:first-of-type,.theme-T3 .great-economists h3 strong:first-of-type,.theme-T3 .economist h3 strong:first-of-type,.theme-T3 .economists h3 strong:first-of-type,.theme-T3 .expandable-box h3 strong:first-of-type{background-color:#F48356;color:#fff}.theme-T3 .einstein .sidenote:before,.theme-T3 .einstein .footnote-detail:before,.theme-T3 .great-economist .sidenote:before,.theme-T3 .great-economist .footnote-detail:before,.theme-T3 .great-economists .sidenote:before,.theme-T3 .great-economists .footnote-detail:before,.theme-T3 .economist .sidenote:before,.theme-T3 .economist .footnote-detail:before,.theme-T3 .economists .sidenote:before,.theme-T3 .economists .footnote-detail:before,.theme-T3 .expandable-box .sidenote:before,.theme-T3 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T3 .mcq,.theme-T3 .question{background-color:#fdece6;background-color:rgba(244,131,86,0.15)}.theme-T3 .mcq .check-answer-button,.theme-T3 .question .check-answer-button{background-color:#F48356}.theme-T3 .exercise,.theme-T3 .info,.theme-T3 .box{border-color:#F48356}.theme-T3 .info{color:#F48356}.theme-T3 sup[id^=fnref]{background-color:#F48356}.theme-T3 .footnote-detail{border-color:#F48356}.theme-T3 .footnote-detail .reversefootnote{background-color:#F48356}.theme-T3 .masthead,.theme-T3 [href="#nav"],.theme-T3 #footer,.theme-T3 .nav-back-button{background-color:#F48356;color:#fff}.theme-T3 .masthead a,.theme-T3 [href="#nav"] a,.theme-T3 #footer a,.theme-T3 .nav-back-button a{color:#fff}.js-nav-open .theme-T3 [href="#nav"]{background-color:transparent}.theme-T3 #footer{border-top-color:#F48356}.theme-T3 [data-toggle]:after{color:#f7a889}.theme-T3 #nav .nav-list ol li:hover,.theme-T3 #nav .nav-list ol li:focus,.theme-T3 #nav .nav-list ol li:active,.theme-T3 #nav .nav-list ol li.active,.theme-T3 #nav .nav-list ul li:hover,.theme-T3 #nav .nav-list ul li:focus,.theme-T3 #nav .nav-list ul li:active,.theme-T3 #nav .nav-list ul li.active{background-color:#F48356}.theme-T3 .controls .language-select:hover .language-select-list{border-color:#F48356}.theme-T3 .controls svg{stroke:#F48356}.theme-T3 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T3 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#F48356}.theme-T3 .controls .annotator [data-tooltip-description]:hover:before{border-color:#F48356}.theme-T3 .controls .annotator [data-tooltip-description]:hover:after{background-color:#F48356;border-color:#F48356}.theme-T3 .figure .figure-source .button,.theme-T3 .figure-summary-meta .figure-source .button{background-color:#F48356}.theme-T3 .slides{border-color:#f7a889}.theme-T3 .slides .figure .title{color:#F48356}.theme-T3 .nav-slides{color:#fff;background-color:#f7a889}.theme-T3 .nav-slides a{color:#fff;background-color:#f7a889}.theme-T3 .nav-slides a:hover,.theme-T3 .nav-slides a:active,.theme-T3 .nav-slides a:focus{outline-color:#c0400d;background-color:#c0400d}.theme-T3 .slide-current a{outline-color:#f16229;background-color:#f16229}.theme-T3 .extra-emphasis{color:#F48356}html .theme-T4{background-color:#92BD6D}.theme-T4.chapter h1{background-color:#92BD6D!important}.theme-T4.chapter h1:before{background-image:url(../images/pinch-top-92BD6D.svg)}.theme-T4.chapter h1:after{background-image:url(../images/pinch-bottom-92BD6D.svg)}.theme-T4 h2,.theme-T4 h3,.theme-T4 .subheadline{color:#92BD6D}.theme-T4 [role="tab"] a{color:#92BD6D}.theme-T4 .definition{background-color:#92BD6D}.theme-T4 .definition-description-hover{border-color:#92BD6D}.theme-T4 .definition-description-hover .close{background:#92BD6D}.js-definitions .theme-T4 .definition{background-color:#fff;color:#92BD6D;border:.2em solid #92BD6D}.theme-T4 .accordion-show-all-button{border-color:#92BD6D;color:#92BD6D}.theme-T4 .sidenote:before,.theme-T4 .footnote-detail:before{background-color:#92BD6D}.theme-T4 .einstein h3 strong:first-of-type,.theme-T4 .great-economist h3 strong:first-of-type,.theme-T4 .great-economists h3 strong:first-of-type,.theme-T4 .economist h3 strong:first-of-type,.theme-T4 .economists h3 strong:first-of-type,.theme-T4 .expandable-box h3 strong:first-of-type{background-color:#92BD6D;color:#fff}.theme-T4 .einstein .sidenote:before,.theme-T4 .einstein .footnote-detail:before,.theme-T4 .great-economist .sidenote:before,.theme-T4 .great-economist .footnote-detail:before,.theme-T4 .great-economists .sidenote:before,.theme-T4 .great-economists .footnote-detail:before,.theme-T4 .economist .sidenote:before,.theme-T4 .economist .footnote-detail:before,.theme-T4 .economists .sidenote:before,.theme-T4 .economists .footnote-detail:before,.theme-T4 .expandable-box .sidenote:before,.theme-T4 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T4 .mcq,.theme-T4 .question{background-color:#e1edd6;background-color:rgba(146,189,109,0.15)}.theme-T4 .mcq .check-answer-button,.theme-T4 .question .check-answer-button{background-color:#92BD6D}.theme-T4 .exercise,.theme-T4 .info,.theme-T4 .box{border-color:#92BD6D}.theme-T4 .info{color:#92BD6D}.theme-T4 sup[id^=fnref]{background-color:#92BD6D}.theme-T4 .footnote-detail{border-color:#92BD6D}.theme-T4 .footnote-detail .reversefootnote{background-color:#92BD6D}.theme-T4 .masthead,.theme-T4 [href="#nav"],.theme-T4 #footer,.theme-T4 .nav-back-button{background-color:#92BD6D;color:#fff}.theme-T4 .masthead a,.theme-T4 [href="#nav"] a,.theme-T4 #footer a,.theme-T4 .nav-back-button a{color:#fff}.js-nav-open .theme-T4 [href="#nav"]{background-color:transparent}.theme-T4 #footer{border-top-color:#92BD6D}.theme-T4 [data-toggle]:after{color:#b3d199}.theme-T4 #nav .nav-list ol li:hover,.theme-T4 #nav .nav-list ol li:focus,.theme-T4 #nav .nav-list ol li:active,.theme-T4 #nav .nav-list ol li.active,.theme-T4 #nav .nav-list ul li:hover,.theme-T4 #nav .nav-list ul li:focus,.theme-T4 #nav .nav-list ul li:active,.theme-T4 #nav .nav-list ul li.active{background-color:#92BD6D}.theme-T4 .controls .language-select:hover .language-select-list{border-color:#92BD6D}.theme-T4 .controls svg{stroke:#92BD6D}.theme-T4 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T4 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#92BD6D}.theme-T4 .controls .annotator [data-tooltip-description]:hover:before{border-color:#92BD6D}.theme-T4 .controls .annotator [data-tooltip-description]:hover:after{background-color:#92BD6D;border-color:#92BD6D}.theme-T4 .figure .figure-source .button,.theme-T4 .figure-summary-meta .figure-source .button{background-color:#92BD6D}.theme-T4 .slides{border-color:#b3d199}.theme-T4 .slides .figure .title{color:#92BD6D}.theme-T4 .nav-slides{color:#fff;background-color:#b3d199}.theme-T4 .nav-slides a{color:#fff;background-color:#b3d199}.theme-T4 .nav-slides a:hover,.theme-T4 .nav-slides a:active,.theme-T4 .nav-slides a:focus{outline-color:#597e39;background-color:#597e39}.theme-T4 .slide-current a{outline-color:#7fb153;background-color:#7fb153}.theme-T4 .extra-emphasis{color:#92BD6D}html .theme-T5{background-color:#E4A95A}.theme-T5.chapter h1{background-color:#E4A95A!important}.theme-T5.chapter h1:before{background-image:url(../images/pinch-top-E4A95A.svg)}.theme-T5.chapter h1:after{background-image:url(../images/pinch-bottom-E4A95A.svg)}.theme-T5 h2,.theme-T5 h3,.theme-T5 .subheadline{color:#E4A95A}.theme-T5 [role="tab"] a{color:#E4A95A}.theme-T5 .definition{background-color:#E4A95A}.theme-T5 .definition-description-hover{border-color:#E4A95A}.theme-T5 .definition-description-hover .close{background:#E4A95A}.js-definitions .theme-T5 .definition{background-color:#fff;color:#E4A95A;border:.2em solid #E4A95A}.theme-T5 .accordion-show-all-button{border-color:#E4A95A;color:#E4A95A}.theme-T5 .sidenote:before,.theme-T5 .footnote-detail:before{background-color:#E4A95A}.theme-T5 .einstein h3 strong:first-of-type,.theme-T5 .great-economist h3 strong:first-of-type,.theme-T5 .great-economists h3 strong:first-of-type,.theme-T5 .economist h3 strong:first-of-type,.theme-T5 .economists h3 strong:first-of-type,.theme-T5 .expandable-box h3 strong:first-of-type{background-color:#E4A95A;color:#fff}.theme-T5 .einstein .sidenote:before,.theme-T5 .einstein .footnote-detail:before,.theme-T5 .great-economist .sidenote:before,.theme-T5 .great-economist .footnote-detail:before,.theme-T5 .great-economists .sidenote:before,.theme-T5 .great-economists .footnote-detail:before,.theme-T5 .economist .sidenote:before,.theme-T5 .economist .footnote-detail:before,.theme-T5 .economists .sidenote:before,.theme-T5 .economists .footnote-detail:before,.theme-T5 .expandable-box .sidenote:before,.theme-T5 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T5 .mcq,.theme-T5 .question{background-color:#faeedd;background-color:rgba(228,169,90,0.15)}.theme-T5 .mcq .check-answer-button,.theme-T5 .question .check-answer-button{background-color:#E4A95A}.theme-T5 .exercise,.theme-T5 .info,.theme-T5 .box{border-color:#E4A95A}.theme-T5 .info{color:#E4A95A}.theme-T5 sup[id^=fnref]{background-color:#E4A95A}.theme-T5 .footnote-detail{border-color:#E4A95A}.theme-T5 .footnote-detail .reversefootnote{background-color:#E4A95A}.theme-T5 .masthead,.theme-T5 [href="#nav"],.theme-T5 #footer,.theme-T5 .nav-back-button{background-color:#E4A95A;color:#fff}.theme-T5 .masthead a,.theme-T5 [href="#nav"] a,.theme-T5 #footer a,.theme-T5 .nav-back-button a{color:#fff}.js-nav-open .theme-T5 [href="#nav"]{background-color:transparent}.theme-T5 #footer{border-top-color:#E4A95A}.theme-T5 [data-toggle]:after{color:#ecc38c}.theme-T5 #nav .nav-list ol li:hover,.theme-T5 #nav .nav-list ol li:focus,.theme-T5 #nav .nav-list ol li:active,.theme-T5 #nav .nav-list ol li.active,.theme-T5 #nav .nav-list ul li:hover,.theme-T5 #nav .nav-list ul li:focus,.theme-T5 #nav .nav-list ul li:active,.theme-T5 #nav .nav-list ul li.active{background-color:#E4A95A}.theme-T5 .controls .language-select:hover .language-select-list{border-color:#E4A95A}.theme-T5 .controls svg{stroke:#E4A95A}.theme-T5 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T5 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#E4A95A}.theme-T5 .controls .annotator [data-tooltip-description]:hover:before{border-color:#E4A95A}.theme-T5 .controls .annotator [data-tooltip-description]:hover:after{background-color:#E4A95A;border-color:#E4A95A}.theme-T5 .figure .figure-source .button,.theme-T5 .figure-summary-meta .figure-source .button{background-color:#E4A95A}.theme-T5 .slides{border-color:#ecc38c}.theme-T5 .slides .figure .title{color:#E4A95A}.theme-T5 .nav-slides{color:#fff;background-color:#ecc38c}.theme-T5 .nav-slides a{color:#fff;background-color:#ecc38c}.theme-T5 .nav-slides a:hover,.theme-T5 .nav-slides a:active,.theme-T5 .nav-slides a:focus{outline-color:#a96d1c;background-color:#a96d1c}.theme-T5 .slide-current a{outline-color:#de9534;background-color:#de9534}.theme-T5 .extra-emphasis{color:#E4A95A}.theme-T5 .mcq,.theme-T5 .question{background-color:#f6e2c8}html .theme-T6{background-color:#4BB4C5}.theme-T6.chapter h1{background-color:#4BB4C5!important}.theme-T6.chapter h1:before{background-image:url(../images/pinch-top-4BB4C5.svg)}.theme-T6.chapter h1:after{background-image:url(../images/pinch-bottom-4BB4C5.svg)}.theme-T6 h2,.theme-T6 h3,.theme-T6 .subheadline{color:#4BB4C5}.theme-T6 [role="tab"] a{color:#4BB4C5}.theme-T6 .definition{background-color:#4BB4C5}.theme-T6 .definition-description-hover{border-color:#4BB4C5}.theme-T6 .definition-description-hover .close{background:#4BB4C5}.js-definitions .theme-T6 .definition{background-color:#fff;color:#4BB4C5;border:.2em solid #4BB4C5}.theme-T6 .accordion-show-all-button{border-color:#4BB4C5;color:#4BB4C5}.theme-T6 .sidenote:before,.theme-T6 .footnote-detail:before{background-color:#4BB4C5}.theme-T6 .einstein h3 strong:first-of-type,.theme-T6 .great-economist h3 strong:first-of-type,.theme-T6 .great-economists h3 strong:first-of-type,.theme-T6 .economist h3 strong:first-of-type,.theme-T6 .economists h3 strong:first-of-type,.theme-T6 .expandable-box h3 strong:first-of-type{background-color:#4BB4C5;color:#fff}.theme-T6 .einstein .sidenote:before,.theme-T6 .einstein .footnote-detail:before,.theme-T6 .great-economist .sidenote:before,.theme-T6 .great-economist .footnote-detail:before,.theme-T6 .great-economists .sidenote:before,.theme-T6 .great-economists .footnote-detail:before,.theme-T6 .economist .sidenote:before,.theme-T6 .economist .footnote-detail:before,.theme-T6 .economists .sidenote:before,.theme-T6 .economists .footnote-detail:before,.theme-T6 .expandable-box .sidenote:before,.theme-T6 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T6 .mcq,.theme-T6 .question{background-color:#bfe4ea;background-color:rgba(75,180,197,0.15)}.theme-T6 .mcq .check-answer-button,.theme-T6 .question .check-answer-button{background-color:#4BB4C5}.theme-T6 .exercise,.theme-T6 .info,.theme-T6 .box{border-color:#4BB4C5}.theme-T6 .info{color:#4BB4C5}.theme-T6 sup[id^=fnref]{background-color:#4BB4C5}.theme-T6 .footnote-detail{border-color:#4BB4C5}.theme-T6 .footnote-detail .reversefootnote{background-color:#4BB4C5}.theme-T6 .masthead,.theme-T6 [href="#nav"],.theme-T6 #footer,.theme-T6 .nav-back-button{background-color:#4BB4C5;color:#fff}.theme-T6 .masthead a,.theme-T6 [href="#nav"] a,.theme-T6 #footer a,.theme-T6 .nav-back-button a{color:#fff}.js-nav-open .theme-T6 [href="#nav"]{background-color:transparent}.theme-T6 #footer{border-top-color:#4BB4C5}.theme-T6 [data-toggle]:after{color:#81cbd6}.theme-T6 #nav .nav-list ol li:hover,.theme-T6 #nav .nav-list ol li:focus,.theme-T6 #nav .nav-list ol li:active,.theme-T6 #nav .nav-list ol li.active,.theme-T6 #nav .nav-list ul li:hover,.theme-T6 #nav .nav-list ul li:focus,.theme-T6 #nav .nav-list ul li:active,.theme-T6 #nav .nav-list ul li.active{background-color:#4BB4C5}.theme-T6 .controls .language-select:hover .language-select-list{border-color:#4BB4C5}.theme-T6 .controls svg{stroke:#4BB4C5}.theme-T6 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T6 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#4BB4C5}.theme-T6 .controls .annotator [data-tooltip-description]:hover:before{border-color:#4BB4C5}.theme-T6 .controls .annotator [data-tooltip-description]:hover:after{background-color:#4BB4C5;border-color:#4BB4C5}.theme-T6 .figure .figure-source .button,.theme-T6 .figure-summary-meta .figure-source .button{background-color:#4BB4C5}.theme-T6 .slides{border-color:#81cbd6}.theme-T6 .slides .figure .title{color:#4BB4C5}.theme-T6 .nav-slides{color:#fff;background-color:#81cbd6}.theme-T6 .nav-slides a{color:#fff;background-color:#81cbd6}.theme-T6 .nav-slides a:hover,.theme-T6 .nav-slides a:active,.theme-T6 .nav-slides a:focus{outline-color:#28717c;background-color:#28717c}.theme-T6 .slide-current a{outline-color:#3ba6b6;background-color:#3ba6b6}.theme-T6 .extra-emphasis{color:#4BB4C5}html .theme-T7{background-color:#9F6B5B}.theme-T7.chapter h1{background-color:#9F6B5B!important}.theme-T7.chapter h1:before{background-image:url(../images/pinch-top-9F6B5B.svg)}.theme-T7.chapter h1:after{background-image:url(../images/pinch-bottom-9F6B5B.svg)}.theme-T7 h2,.theme-T7 h3,.theme-T7 .subheadline{color:#9F6B5B}.theme-T7 [role="tab"] a{color:#9F6B5B}.theme-T7 .definition{background-color:#9F6B5B}.theme-T7 .definition-description-hover{border-color:#9F6B5B}.theme-T7 .definition-description-hover .close{background:#9F6B5B}.js-definitions .theme-T7 .definition{background-color:#fff;color:#9F6B5B;border:.2em solid #9F6B5B}.theme-T7 .accordion-show-all-button{border-color:#9F6B5B;color:#9F6B5B}.theme-T7 .sidenote:before,.theme-T7 .footnote-detail:before{background-color:#9F6B5B}.theme-T7 .einstein h3 strong:first-of-type,.theme-T7 .great-economist h3 strong:first-of-type,.theme-T7 .great-economists h3 strong:first-of-type,.theme-T7 .economist h3 strong:first-of-type,.theme-T7 .economists h3 strong:first-of-type,.theme-T7 .expandable-box h3 strong:first-of-type{background-color:#9F6B5B;color:#fff}.theme-T7 .einstein .sidenote:before,.theme-T7 .einstein .footnote-detail:before,.theme-T7 .great-economist .sidenote:before,.theme-T7 .great-economist .footnote-detail:before,.theme-T7 .great-economists .sidenote:before,.theme-T7 .great-economists .footnote-detail:before,.theme-T7 .economist .sidenote:before,.theme-T7 .economist .footnote-detail:before,.theme-T7 .economists .sidenote:before,.theme-T7 .economists .footnote-detail:before,.theme-T7 .expandable-box .sidenote:before,.theme-T7 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T7 .mcq,.theme-T7 .question{background-color:#d8c2bb;background-color:rgba(159,107,91,0.15)}.theme-T7 .mcq .check-answer-button,.theme-T7 .question .check-answer-button{background-color:#9F6B5B}.theme-T7 .exercise,.theme-T7 .info,.theme-T7 .box{border-color:#9F6B5B}.theme-T7 .info{color:#9F6B5B}.theme-T7 sup[id^=fnref]{background-color:#9F6B5B}.theme-T7 .footnote-detail{border-color:#9F6B5B}.theme-T7 .footnote-detail .reversefootnote{background-color:#9F6B5B}.theme-T7 .masthead,.theme-T7 [href="#nav"],.theme-T7 #footer,.theme-T7 .nav-back-button{background-color:#9F6B5B;color:#fff}.theme-T7 .masthead a,.theme-T7 [href="#nav"] a,.theme-T7 #footer a,.theme-T7 .nav-back-button a{color:#fff}.js-nav-open .theme-T7 [href="#nav"]{background-color:transparent}.theme-T7 #footer{border-top-color:#9F6B5B}.theme-T7 [data-toggle]:after{color:#bc978c}.theme-T7 #nav .nav-list ol li:hover,.theme-T7 #nav .nav-list ol li:focus,.theme-T7 #nav .nav-list ol li:active,.theme-T7 #nav .nav-list ol li.active,.theme-T7 #nav .nav-list ul li:hover,.theme-T7 #nav .nav-list ul li:focus,.theme-T7 #nav .nav-list ul li:active,.theme-T7 #nav .nav-list ul li.active{background-color:#9F6B5B}.theme-T7 .controls .language-select:hover .language-select-list{border-color:#9F6B5B}.theme-T7 .controls svg{stroke:#9F6B5B}.theme-T7 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T7 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#9F6B5B}.theme-T7 .controls .annotator [data-tooltip-description]:hover:before{border-color:#9F6B5B}.theme-T7 .controls .annotator [data-tooltip-description]:hover:after{background-color:#9F6B5B;border-color:#9F6B5B}.theme-T7 .figure .figure-source .button,.theme-T7 .figure-summary-meta .figure-source .button{background-color:#9F6B5B}.theme-T7 .slides{border-color:#bc978c}.theme-T7 .slides .figure .title{color:#9F6B5B}.theme-T7 .nav-slides{color:#fff;background-color:#bc978c}.theme-T7 .nav-slides a{color:#fff;background-color:#bc978c}.theme-T7 .nav-slides a:hover,.theme-T7 .nav-slides a:active,.theme-T7 .nav-slides a:focus{outline-color:#5e4037;background-color:#5e4037}.theme-T7 .slide-current a{outline-color:#8f6153;background-color:#8f6153}.theme-T7 .extra-emphasis{color:#9F6B5B}html .theme-T8{background-color:#4BB4C5}.theme-T8.chapter h1{background-color:#4BB4C5!important}.theme-T8.chapter h1:before{background-image:url(../images/pinch-top-4BB4C5.svg)}.theme-T8.chapter h1:after{background-image:url(../images/pinch-bottom-4BB4C5.svg)}.theme-T8 h2,.theme-T8 h3,.theme-T8 .subheadline{color:#4BB4C5}.theme-T8 [role="tab"] a{color:#4BB4C5}.theme-T8 .definition{background-color:#4BB4C5}.theme-T8 .definition-description-hover{border-color:#4BB4C5}.theme-T8 .definition-description-hover .close{background:#4BB4C5}.js-definitions .theme-T8 .definition{background-color:#fff;color:#4BB4C5;border:.2em solid #4BB4C5}.theme-T8 .accordion-show-all-button{border-color:#4BB4C5;color:#4BB4C5}.theme-T8 .sidenote:before,.theme-T8 .footnote-detail:before{background-color:#4BB4C5}.theme-T8 .einstein h3 strong:first-of-type,.theme-T8 .great-economist h3 strong:first-of-type,.theme-T8 .great-economists h3 strong:first-of-type,.theme-T8 .economist h3 strong:first-of-type,.theme-T8 .economists h3 strong:first-of-type,.theme-T8 .expandable-box h3 strong:first-of-type{background-color:#4BB4C5;color:#fff}.theme-T8 .einstein .sidenote:before,.theme-T8 .einstein .footnote-detail:before,.theme-T8 .great-economist .sidenote:before,.theme-T8 .great-economist .footnote-detail:before,.theme-T8 .great-economists .sidenote:before,.theme-T8 .great-economists .footnote-detail:before,.theme-T8 .economist .sidenote:before,.theme-T8 .economist .footnote-detail:before,.theme-T8 .economists .sidenote:before,.theme-T8 .economists .footnote-detail:before,.theme-T8 .expandable-box .sidenote:before,.theme-T8 .expandable-box .footnote-detail:before{background-color:#fff}.theme-T8 .mcq,.theme-T8 .question{background-color:#bfe4ea;background-color:rgba(75,180,197,0.15)}.theme-T8 .mcq .check-answer-button,.theme-T8 .question .check-answer-button{background-color:#4BB4C5}.theme-T8 .exercise,.theme-T8 .info,.theme-T8 .box{border-color:#4BB4C5}.theme-T8 .info{color:#4BB4C5}.theme-T8 sup[id^=fnref]{background-color:#4BB4C5}.theme-T8 .footnote-detail{border-color:#4BB4C5}.theme-T8 .footnote-detail .reversefootnote{background-color:#4BB4C5}.theme-T8 .masthead,.theme-T8 [href="#nav"],.theme-T8 #footer,.theme-T8 .nav-back-button{background-color:#4BB4C5;color:#fff}.theme-T8 .masthead a,.theme-T8 [href="#nav"] a,.theme-T8 #footer a,.theme-T8 .nav-back-button a{color:#fff}.js-nav-open .theme-T8 [href="#nav"]{background-color:transparent}.theme-T8 #footer{border-top-color:#4BB4C5}.theme-T8 [data-toggle]:after{color:#81cbd6}.theme-T8 #nav .nav-list ol li:hover,.theme-T8 #nav .nav-list ol li:focus,.theme-T8 #nav .nav-list ol li:active,.theme-T8 #nav .nav-list ol li.active,.theme-T8 #nav .nav-list ul li:hover,.theme-T8 #nav .nav-list ul li:focus,.theme-T8 #nav .nav-list ul li:active,.theme-T8 #nav .nav-list ul li.active{background-color:#4BB4C5}.theme-T8 .controls .language-select:hover .language-select-list{border-color:#4BB4C5}.theme-T8 .controls svg{stroke:#4BB4C5}.theme-T8 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-T8 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#4BB4C5}.theme-T8 .controls .annotator [data-tooltip-description]:hover:before{border-color:#4BB4C5}.theme-T8 .controls .annotator [data-tooltip-description]:hover:after{background-color:#4BB4C5;border-color:#4BB4C5}.theme-T8 .figure .figure-source .button,.theme-T8 .figure-summary-meta .figure-source .button{background-color:#4BB4C5}.theme-T8 .slides{border-color:#81cbd6}.theme-T8 .slides .figure .title{color:#4BB4C5}.theme-T8 .nav-slides{color:#fff;background-color:#81cbd6}.theme-T8 .nav-slides a{color:#fff;background-color:#81cbd6}.theme-T8 .nav-slides a:hover,.theme-T8 .nav-slides a:active,.theme-T8 .nav-slides a:focus{outline-color:#28717c;background-color:#28717c}.theme-T8 .slide-current a{outline-color:#3ba6b6;background-color:#3ba6b6}.theme-T8 .extra-emphasis{color:#4BB4C5}html .theme-P1{background-color:#F48356}.theme-P1.chapter h1{background-color:#F48356!important}.theme-P1.chapter h1:before{background-image:url(../images/pinch-top-F48356.svg)}.theme-P1.chapter h1:after{background-image:url(../images/pinch-bottom-F48356.svg)}.theme-P1 h2,.theme-P1 h3,.theme-P1 .subheadline{color:#F48356}.theme-P1 [role="tab"] a{color:#F48356}.theme-P1 .definition{background-color:#F48356}.theme-P1 .definition-description-hover{border-color:#F48356}.theme-P1 .definition-description-hover .close{background:#F48356}.js-definitions .theme-P1 .definition{background-color:#fff;color:#F48356;border:.2em solid #F48356}.theme-P1 .accordion-show-all-button{border-color:#F48356;color:#F48356}.theme-P1 .sidenote:before,.theme-P1 .footnote-detail:before{background-color:#F48356}.theme-P1 .einstein h3 strong:first-of-type,.theme-P1 .great-economist h3 strong:first-of-type,.theme-P1 .great-economists h3 strong:first-of-type,.theme-P1 .economist h3 strong:first-of-type,.theme-P1 .economists h3 strong:first-of-type,.theme-P1 .expandable-box h3 strong:first-of-type{background-color:#F48356;color:#fff}.theme-P1 .einstein .sidenote:before,.theme-P1 .einstein .footnote-detail:before,.theme-P1 .great-economist .sidenote:before,.theme-P1 .great-economist .footnote-detail:before,.theme-P1 .great-economists .sidenote:before,.theme-P1 .great-economists .footnote-detail:before,.theme-P1 .economist .sidenote:before,.theme-P1 .economist .footnote-detail:before,.theme-P1 .economists .sidenote:before,.theme-P1 .economists .footnote-detail:before,.theme-P1 .expandable-box .sidenote:before,.theme-P1 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P1 .mcq,.theme-P1 .question{background-color:#fdece6;background-color:rgba(244,131,86,0.15)}.theme-P1 .mcq .check-answer-button,.theme-P1 .question .check-answer-button{background-color:#F48356}.theme-P1 .exercise,.theme-P1 .info,.theme-P1 .box{border-color:#F48356}.theme-P1 .info{color:#F48356}.theme-P1 sup[id^=fnref]{background-color:#F48356}.theme-P1 .footnote-detail{border-color:#F48356}.theme-P1 .footnote-detail .reversefootnote{background-color:#F48356}.theme-P1 .masthead,.theme-P1 [href="#nav"],.theme-P1 #footer,.theme-P1 .nav-back-button{background-color:#F48356;color:#fff}.theme-P1 .masthead a,.theme-P1 [href="#nav"] a,.theme-P1 #footer a,.theme-P1 .nav-back-button a{color:#fff}.js-nav-open .theme-P1 [href="#nav"]{background-color:transparent}.theme-P1 #footer{border-top-color:#F48356}.theme-P1 [data-toggle]:after{color:#f7a889}.theme-P1 #nav .nav-list ol li:hover,.theme-P1 #nav .nav-list ol li:focus,.theme-P1 #nav .nav-list ol li:active,.theme-P1 #nav .nav-list ol li.active,.theme-P1 #nav .nav-list ul li:hover,.theme-P1 #nav .nav-list ul li:focus,.theme-P1 #nav .nav-list ul li:active,.theme-P1 #nav .nav-list ul li.active{background-color:#F48356}.theme-P1 .controls .language-select:hover .language-select-list{border-color:#F48356}.theme-P1 .controls svg{stroke:#F48356}.theme-P1 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P1 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#F48356}.theme-P1 .controls .annotator [data-tooltip-description]:hover:before{border-color:#F48356}.theme-P1 .controls .annotator [data-tooltip-description]:hover:after{background-color:#F48356;border-color:#F48356}.theme-P1 .figure .figure-source .button,.theme-P1 .figure-summary-meta .figure-source .button{background-color:#F48356}.theme-P1 .slides{border-color:#f7a889}.theme-P1 .slides .figure .title{color:#F48356}.theme-P1 .nav-slides{color:#fff;background-color:#f7a889}.theme-P1 .nav-slides a{color:#fff;background-color:#f7a889}.theme-P1 .nav-slides a:hover,.theme-P1 .nav-slides a:active,.theme-P1 .nav-slides a:focus{outline-color:#c0400d;background-color:#c0400d}.theme-P1 .slide-current a{outline-color:#f16229;background-color:#f16229}.theme-P1 .extra-emphasis{color:#F48356}html .theme-P2{background-color:#92BD6D}.theme-P2.chapter h1{background-color:#92BD6D!important}.theme-P2.chapter h1:before{background-image:url(../images/pinch-top-92BD6D.svg)}.theme-P2.chapter h1:after{background-image:url(../images/pinch-bottom-92BD6D.svg)}.theme-P2 h2,.theme-P2 h3,.theme-P2 .subheadline{color:#92BD6D}.theme-P2 [role="tab"] a{color:#92BD6D}.theme-P2 .definition{background-color:#92BD6D}.theme-P2 .definition-description-hover{border-color:#92BD6D}.theme-P2 .definition-description-hover .close{background:#92BD6D}.js-definitions .theme-P2 .definition{background-color:#fff;color:#92BD6D;border:.2em solid #92BD6D}.theme-P2 .accordion-show-all-button{border-color:#92BD6D;color:#92BD6D}.theme-P2 .sidenote:before,.theme-P2 .footnote-detail:before{background-color:#92BD6D}.theme-P2 .einstein h3 strong:first-of-type,.theme-P2 .great-economist h3 strong:first-of-type,.theme-P2 .great-economists h3 strong:first-of-type,.theme-P2 .economist h3 strong:first-of-type,.theme-P2 .economists h3 strong:first-of-type,.theme-P2 .expandable-box h3 strong:first-of-type{background-color:#92BD6D;color:#fff}.theme-P2 .einstein .sidenote:before,.theme-P2 .einstein .footnote-detail:before,.theme-P2 .great-economist .sidenote:before,.theme-P2 .great-economist .footnote-detail:before,.theme-P2 .great-economists .sidenote:before,.theme-P2 .great-economists .footnote-detail:before,.theme-P2 .economist .sidenote:before,.theme-P2 .economist .footnote-detail:before,.theme-P2 .economists .sidenote:before,.theme-P2 .economists .footnote-detail:before,.theme-P2 .expandable-box .sidenote:before,.theme-P2 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P2 .mcq,.theme-P2 .question{background-color:#e1edd6;background-color:rgba(146,189,109,0.15)}.theme-P2 .mcq .check-answer-button,.theme-P2 .question .check-answer-button{background-color:#92BD6D}.theme-P2 .exercise,.theme-P2 .info,.theme-P2 .box{border-color:#92BD6D}.theme-P2 .info{color:#92BD6D}.theme-P2 sup[id^=fnref]{background-color:#92BD6D}.theme-P2 .footnote-detail{border-color:#92BD6D}.theme-P2 .footnote-detail .reversefootnote{background-color:#92BD6D}.theme-P2 .masthead,.theme-P2 [href="#nav"],.theme-P2 #footer,.theme-P2 .nav-back-button{background-color:#92BD6D;color:#fff}.theme-P2 .masthead a,.theme-P2 [href="#nav"] a,.theme-P2 #footer a,.theme-P2 .nav-back-button a{color:#fff}.js-nav-open .theme-P2 [href="#nav"]{background-color:transparent}.theme-P2 #footer{border-top-color:#92BD6D}.theme-P2 [data-toggle]:after{color:#b3d199}.theme-P2 #nav .nav-list ol li:hover,.theme-P2 #nav .nav-list ol li:focus,.theme-P2 #nav .nav-list ol li:active,.theme-P2 #nav .nav-list ol li.active,.theme-P2 #nav .nav-list ul li:hover,.theme-P2 #nav .nav-list ul li:focus,.theme-P2 #nav .nav-list ul li:active,.theme-P2 #nav .nav-list ul li.active{background-color:#92BD6D}.theme-P2 .controls .language-select:hover .language-select-list{border-color:#92BD6D}.theme-P2 .controls svg{stroke:#92BD6D}.theme-P2 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P2 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#92BD6D}.theme-P2 .controls .annotator [data-tooltip-description]:hover:before{border-color:#92BD6D}.theme-P2 .controls .annotator [data-tooltip-description]:hover:after{background-color:#92BD6D;border-color:#92BD6D}.theme-P2 .figure .figure-source .button,.theme-P2 .figure-summary-meta .figure-source .button{background-color:#92BD6D}.theme-P2 .slides{border-color:#b3d199}.theme-P2 .slides .figure .title{color:#92BD6D}.theme-P2 .nav-slides{color:#fff;background-color:#b3d199}.theme-P2 .nav-slides a{color:#fff;background-color:#b3d199}.theme-P2 .nav-slides a:hover,.theme-P2 .nav-slides a:active,.theme-P2 .nav-slides a:focus{outline-color:#597e39;background-color:#597e39}.theme-P2 .slide-current a{outline-color:#7fb153;background-color:#7fb153}.theme-P2 .extra-emphasis{color:#92BD6D}html .theme-P3{background-color:#E4A95A}.theme-P3.chapter h1{background-color:#E4A95A!important}.theme-P3.chapter h1:before{background-image:url(../images/pinch-top-E4A95A.svg)}.theme-P3.chapter h1:after{background-image:url(../images/pinch-bottom-E4A95A.svg)}.theme-P3 h2,.theme-P3 h3,.theme-P3 .subheadline{color:#E4A95A}.theme-P3 [role="tab"] a{color:#E4A95A}.theme-P3 .definition{background-color:#E4A95A}.theme-P3 .definition-description-hover{border-color:#E4A95A}.theme-P3 .definition-description-hover .close{background:#E4A95A}.js-definitions .theme-P3 .definition{background-color:#fff;color:#E4A95A;border:.2em solid #E4A95A}.theme-P3 .accordion-show-all-button{border-color:#E4A95A;color:#E4A95A}.theme-P3 .sidenote:before,.theme-P3 .footnote-detail:before{background-color:#E4A95A}.theme-P3 .einstein h3 strong:first-of-type,.theme-P3 .great-economist h3 strong:first-of-type,.theme-P3 .great-economists h3 strong:first-of-type,.theme-P3 .economist h3 strong:first-of-type,.theme-P3 .economists h3 strong:first-of-type,.theme-P3 .expandable-box h3 strong:first-of-type{background-color:#E4A95A;color:#fff}.theme-P3 .einstein .sidenote:before,.theme-P3 .einstein .footnote-detail:before,.theme-P3 .great-economist .sidenote:before,.theme-P3 .great-economist .footnote-detail:before,.theme-P3 .great-economists .sidenote:before,.theme-P3 .great-economists .footnote-detail:before,.theme-P3 .economist .sidenote:before,.theme-P3 .economist .footnote-detail:before,.theme-P3 .economists .sidenote:before,.theme-P3 .economists .footnote-detail:before,.theme-P3 .expandable-box .sidenote:before,.theme-P3 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P3 .mcq,.theme-P3 .question{background-color:#faeedd;background-color:rgba(228,169,90,0.15)}.theme-P3 .mcq .check-answer-button,.theme-P3 .question .check-answer-button{background-color:#E4A95A}.theme-P3 .exercise,.theme-P3 .info,.theme-P3 .box{border-color:#E4A95A}.theme-P3 .info{color:#E4A95A}.theme-P3 sup[id^=fnref]{background-color:#E4A95A}.theme-P3 .footnote-detail{border-color:#E4A95A}.theme-P3 .footnote-detail .reversefootnote{background-color:#E4A95A}.theme-P3 .masthead,.theme-P3 [href="#nav"],.theme-P3 #footer,.theme-P3 .nav-back-button{background-color:#E4A95A;color:#fff}.theme-P3 .masthead a,.theme-P3 [href="#nav"] a,.theme-P3 #footer a,.theme-P3 .nav-back-button a{color:#fff}.js-nav-open .theme-P3 [href="#nav"]{background-color:transparent}.theme-P3 #footer{border-top-color:#E4A95A}.theme-P3 [data-toggle]:after{color:#ecc38c}.theme-P3 #nav .nav-list ol li:hover,.theme-P3 #nav .nav-list ol li:focus,.theme-P3 #nav .nav-list ol li:active,.theme-P3 #nav .nav-list ol li.active,.theme-P3 #nav .nav-list ul li:hover,.theme-P3 #nav .nav-list ul li:focus,.theme-P3 #nav .nav-list ul li:active,.theme-P3 #nav .nav-list ul li.active{background-color:#E4A95A}.theme-P3 .controls .language-select:hover .language-select-list{border-color:#E4A95A}.theme-P3 .controls svg{stroke:#E4A95A}.theme-P3 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P3 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#E4A95A}.theme-P3 .controls .annotator [data-tooltip-description]:hover:before{border-color:#E4A95A}.theme-P3 .controls .annotator [data-tooltip-description]:hover:after{background-color:#E4A95A;border-color:#E4A95A}.theme-P3 .figure .figure-source .button,.theme-P3 .figure-summary-meta .figure-source .button{background-color:#E4A95A}.theme-P3 .slides{border-color:#ecc38c}.theme-P3 .slides .figure .title{color:#E4A95A}.theme-P3 .nav-slides{color:#fff;background-color:#ecc38c}.theme-P3 .nav-slides a{color:#fff;background-color:#ecc38c}.theme-P3 .nav-slides a:hover,.theme-P3 .nav-slides a:active,.theme-P3 .nav-slides a:focus{outline-color:#a96d1c;background-color:#a96d1c}.theme-P3 .slide-current a{outline-color:#de9534;background-color:#de9534}.theme-P3 .extra-emphasis{color:#E4A95A}.theme-P3 .mcq,.theme-P3 .question{background-color:#f6e2c8}html .theme-P4{background-color:#AD80A6}.theme-P4.chapter h1{background-color:#AD80A6!important}.theme-P4.chapter h1:before{background-image:url(../images/pinch-top-AD80A6.svg)}.theme-P4.chapter h1:after{background-image:url(../images/pinch-bottom-AD80A6.svg)}.theme-P4 h2,.theme-P4 h3,.theme-P4 .subheadline{color:#AD80A6}.theme-P4 [role="tab"] a{color:#AD80A6}.theme-P4 .definition{background-color:#AD80A6}.theme-P4 .definition-description-hover{border-color:#AD80A6}.theme-P4 .definition-description-hover .close{background:#AD80A6}.js-definitions .theme-P4 .definition{background-color:#fff;color:#AD80A6;border:.2em solid #AD80A6}.theme-P4 .accordion-show-all-button{border-color:#AD80A6;color:#AD80A6}.theme-P4 .sidenote:before,.theme-P4 .footnote-detail:before{background-color:#AD80A6}.theme-P4 .einstein h3 strong:first-of-type,.theme-P4 .great-economist h3 strong:first-of-type,.theme-P4 .great-economists h3 strong:first-of-type,.theme-P4 .economist h3 strong:first-of-type,.theme-P4 .economists h3 strong:first-of-type,.theme-P4 .expandable-box h3 strong:first-of-type{background-color:#AD80A6;color:#fff}.theme-P4 .einstein .sidenote:before,.theme-P4 .einstein .footnote-detail:before,.theme-P4 .great-economist .sidenote:before,.theme-P4 .great-economist .footnote-detail:before,.theme-P4 .great-economists .sidenote:before,.theme-P4 .great-economists .footnote-detail:before,.theme-P4 .economist .sidenote:before,.theme-P4 .economist .footnote-detail:before,.theme-P4 .economists .sidenote:before,.theme-P4 .economists .footnote-detail:before,.theme-P4 .expandable-box .sidenote:before,.theme-P4 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P4 .mcq,.theme-P4 .question{background-color:#e9dde7;background-color:rgba(173,128,166,0.15)}.theme-P4 .mcq .check-answer-button,.theme-P4 .question .check-answer-button{background-color:#AD80A6}.theme-P4 .exercise,.theme-P4 .info,.theme-P4 .box{border-color:#AD80A6}.theme-P4 .info{color:#AD80A6}.theme-P4 sup[id^=fnref]{background-color:#AD80A6}.theme-P4 .footnote-detail{border-color:#AD80A6}.theme-P4 .footnote-detail .reversefootnote{background-color:#AD80A6}.theme-P4 .masthead,.theme-P4 [href="#nav"],.theme-P4 #footer,.theme-P4 .nav-back-button{background-color:#AD80A6;color:#fff}.theme-P4 .masthead a,.theme-P4 [href="#nav"] a,.theme-P4 #footer a,.theme-P4 .nav-back-button a{color:#fff}.js-nav-open .theme-P4 [href="#nav"]{background-color:transparent}.theme-P4 #footer{border-top-color:#AD80A6}.theme-P4 [data-toggle]:after{color:#c6a6c1}.theme-P4 #nav .nav-list ol li:hover,.theme-P4 #nav .nav-list ol li:focus,.theme-P4 #nav .nav-list ol li:active,.theme-P4 #nav .nav-list ol li.active,.theme-P4 #nav .nav-list ul li:hover,.theme-P4 #nav .nav-list ul li:focus,.theme-P4 #nav .nav-list ul li:active,.theme-P4 #nav .nav-list ul li.active{background-color:#AD80A6}.theme-P4 .controls .language-select:hover .language-select-list{border-color:#AD80A6}.theme-P4 .controls svg{stroke:#AD80A6}.theme-P4 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P4 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#AD80A6}.theme-P4 .controls .annotator [data-tooltip-description]:hover:before{border-color:#AD80A6}.theme-P4 .controls .annotator [data-tooltip-description]:hover:after{background-color:#AD80A6;border-color:#AD80A6}.theme-P4 .figure .figure-source .button,.theme-P4 .figure-summary-meta .figure-source .button{background-color:#AD80A6}.theme-P4 .slides{border-color:#c6a6c1}.theme-P4 .slides .figure .title{color:#AD80A6}.theme-P4 .nav-slides{color:#fff;background-color:#c6a6c1}.theme-P4 .nav-slides a{color:#fff;background-color:#c6a6c1}.theme-P4 .nav-slides a:hover,.theme-P4 .nav-slides a:active,.theme-P4 .nav-slides a:focus{outline-color:#71486b;background-color:#71486b}.theme-P4 .slide-current a{outline-color:#9e6896;background-color:#9e6896}.theme-P4 .extra-emphasis{color:#AD80A6}html .theme-P5{background-color:#9F6B5B}.theme-P5.chapter h1{background-color:#9F6B5B!important}.theme-P5.chapter h1:before{background-image:url(../images/pinch-top-9F6B5B.svg)}.theme-P5.chapter h1:after{background-image:url(../images/pinch-bottom-9F6B5B.svg)}.theme-P5 h2,.theme-P5 h3,.theme-P5 .subheadline{color:#9F6B5B}.theme-P5 [role="tab"] a{color:#9F6B5B}.theme-P5 .definition{background-color:#9F6B5B}.theme-P5 .definition-description-hover{border-color:#9F6B5B}.theme-P5 .definition-description-hover .close{background:#9F6B5B}.js-definitions .theme-P5 .definition{background-color:#fff;color:#9F6B5B;border:.2em solid #9F6B5B}.theme-P5 .accordion-show-all-button{border-color:#9F6B5B;color:#9F6B5B}.theme-P5 .sidenote:before,.theme-P5 .footnote-detail:before{background-color:#9F6B5B}.theme-P5 .einstein h3 strong:first-of-type,.theme-P5 .great-economist h3 strong:first-of-type,.theme-P5 .great-economists h3 strong:first-of-type,.theme-P5 .economist h3 strong:first-of-type,.theme-P5 .economists h3 strong:first-of-type,.theme-P5 .expandable-box h3 strong:first-of-type{background-color:#9F6B5B;color:#fff}.theme-P5 .einstein .sidenote:before,.theme-P5 .einstein .footnote-detail:before,.theme-P5 .great-economist .sidenote:before,.theme-P5 .great-economist .footnote-detail:before,.theme-P5 .great-economists .sidenote:before,.theme-P5 .great-economists .footnote-detail:before,.theme-P5 .economist .sidenote:before,.theme-P5 .economist .footnote-detail:before,.theme-P5 .economists .sidenote:before,.theme-P5 .economists .footnote-detail:before,.theme-P5 .expandable-box .sidenote:before,.theme-P5 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P5 .mcq,.theme-P5 .question{background-color:#d8c2bb;background-color:rgba(159,107,91,0.15)}.theme-P5 .mcq .check-answer-button,.theme-P5 .question .check-answer-button{background-color:#9F6B5B}.theme-P5 .exercise,.theme-P5 .info,.theme-P5 .box{border-color:#9F6B5B}.theme-P5 .info{color:#9F6B5B}.theme-P5 sup[id^=fnref]{background-color:#9F6B5B}.theme-P5 .footnote-detail{border-color:#9F6B5B}.theme-P5 .footnote-detail .reversefootnote{background-color:#9F6B5B}.theme-P5 .masthead,.theme-P5 [href="#nav"],.theme-P5 #footer,.theme-P5 .nav-back-button{background-color:#9F6B5B;color:#fff}.theme-P5 .masthead a,.theme-P5 [href="#nav"] a,.theme-P5 #footer a,.theme-P5 .nav-back-button a{color:#fff}.js-nav-open .theme-P5 [href="#nav"]{background-color:transparent}.theme-P5 #footer{border-top-color:#9F6B5B}.theme-P5 [data-toggle]:after{color:#bc978c}.theme-P5 #nav .nav-list ol li:hover,.theme-P5 #nav .nav-list ol li:focus,.theme-P5 #nav .nav-list ol li:active,.theme-P5 #nav .nav-list ol li.active,.theme-P5 #nav .nav-list ul li:hover,.theme-P5 #nav .nav-list ul li:focus,.theme-P5 #nav .nav-list ul li:active,.theme-P5 #nav .nav-list ul li.active{background-color:#9F6B5B}.theme-P5 .controls .language-select:hover .language-select-list{border-color:#9F6B5B}.theme-P5 .controls svg{stroke:#9F6B5B}.theme-P5 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P5 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#9F6B5B}.theme-P5 .controls .annotator [data-tooltip-description]:hover:before{border-color:#9F6B5B}.theme-P5 .controls .annotator [data-tooltip-description]:hover:after{background-color:#9F6B5B;border-color:#9F6B5B}.theme-P5 .figure .figure-source .button,.theme-P5 .figure-summary-meta .figure-source .button{background-color:#9F6B5B}.theme-P5 .slides{border-color:#bc978c}.theme-P5 .slides .figure .title{color:#9F6B5B}.theme-P5 .nav-slides{color:#fff;background-color:#bc978c}.theme-P5 .nav-slides a{color:#fff;background-color:#bc978c}.theme-P5 .nav-slides a:hover,.theme-P5 .nav-slides a:active,.theme-P5 .nav-slides a:focus{outline-color:#5e4037;background-color:#5e4037}.theme-P5 .slide-current a{outline-color:#8f6153;background-color:#8f6153}.theme-P5 .extra-emphasis{color:#9F6B5B}html .theme-P6{background-color:#4BB4C5}.theme-P6.chapter h1{background-color:#4BB4C5!important}.theme-P6.chapter h1:before{background-image:url(../images/pinch-top-4BB4C5.svg)}.theme-P6.chapter h1:after{background-image:url(../images/pinch-bottom-4BB4C5.svg)}.theme-P6 h2,.theme-P6 h3,.theme-P6 .subheadline{color:#4BB4C5}.theme-P6 [role="tab"] a{color:#4BB4C5}.theme-P6 .definition{background-color:#4BB4C5}.theme-P6 .definition-description-hover{border-color:#4BB4C5}.theme-P6 .definition-description-hover .close{background:#4BB4C5}.js-definitions .theme-P6 .definition{background-color:#fff;color:#4BB4C5;border:.2em solid #4BB4C5}.theme-P6 .accordion-show-all-button{border-color:#4BB4C5;color:#4BB4C5}.theme-P6 .sidenote:before,.theme-P6 .footnote-detail:before{background-color:#4BB4C5}.theme-P6 .einstein h3 strong:first-of-type,.theme-P6 .great-economist h3 strong:first-of-type,.theme-P6 .great-economists h3 strong:first-of-type,.theme-P6 .economist h3 strong:first-of-type,.theme-P6 .economists h3 strong:first-of-type,.theme-P6 .expandable-box h3 strong:first-of-type{background-color:#4BB4C5;color:#fff}.theme-P6 .einstein .sidenote:before,.theme-P6 .einstein .footnote-detail:before,.theme-P6 .great-economist .sidenote:before,.theme-P6 .great-economist .footnote-detail:before,.theme-P6 .great-economists .sidenote:before,.theme-P6 .great-economists .footnote-detail:before,.theme-P6 .economist .sidenote:before,.theme-P6 .economist .footnote-detail:before,.theme-P6 .economists .sidenote:before,.theme-P6 .economists .footnote-detail:before,.theme-P6 .expandable-box .sidenote:before,.theme-P6 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P6 .mcq,.theme-P6 .question{background-color:#bfe4ea;background-color:rgba(75,180,197,0.15)}.theme-P6 .mcq .check-answer-button,.theme-P6 .question .check-answer-button{background-color:#4BB4C5}.theme-P6 .exercise,.theme-P6 .info,.theme-P6 .box{border-color:#4BB4C5}.theme-P6 .info{color:#4BB4C5}.theme-P6 sup[id^=fnref]{background-color:#4BB4C5}.theme-P6 .footnote-detail{border-color:#4BB4C5}.theme-P6 .footnote-detail .reversefootnote{background-color:#4BB4C5}.theme-P6 .masthead,.theme-P6 [href="#nav"],.theme-P6 #footer,.theme-P6 .nav-back-button{background-color:#4BB4C5;color:#fff}.theme-P6 .masthead a,.theme-P6 [href="#nav"] a,.theme-P6 #footer a,.theme-P6 .nav-back-button a{color:#fff}.js-nav-open .theme-P6 [href="#nav"]{background-color:transparent}.theme-P6 #footer{border-top-color:#4BB4C5}.theme-P6 [data-toggle]:after{color:#81cbd6}.theme-P6 #nav .nav-list ol li:hover,.theme-P6 #nav .nav-list ol li:focus,.theme-P6 #nav .nav-list ol li:active,.theme-P6 #nav .nav-list ol li.active,.theme-P6 #nav .nav-list ul li:hover,.theme-P6 #nav .nav-list ul li:focus,.theme-P6 #nav .nav-list ul li:active,.theme-P6 #nav .nav-list ul li.active{background-color:#4BB4C5}.theme-P6 .controls .language-select:hover .language-select-list{border-color:#4BB4C5}.theme-P6 .controls svg{stroke:#4BB4C5}.theme-P6 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P6 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#4BB4C5}.theme-P6 .controls .annotator [data-tooltip-description]:hover:before{border-color:#4BB4C5}.theme-P6 .controls .annotator [data-tooltip-description]:hover:after{background-color:#4BB4C5;border-color:#4BB4C5}.theme-P6 .figure .figure-source .button,.theme-P6 .figure-summary-meta .figure-source .button{background-color:#4BB4C5}.theme-P6 .slides{border-color:#81cbd6}.theme-P6 .slides .figure .title{color:#4BB4C5}.theme-P6 .nav-slides{color:#fff;background-color:#81cbd6}.theme-P6 .nav-slides a{color:#fff;background-color:#81cbd6}.theme-P6 .nav-slides a:hover,.theme-P6 .nav-slides a:active,.theme-P6 .nav-slides a:focus{outline-color:#28717c;background-color:#28717c}.theme-P6 .slide-current a{outline-color:#3ba6b6;background-color:#3ba6b6}.theme-P6 .extra-emphasis{color:#4BB4C5}html .theme-P7{background-color:#F48356}.theme-P7.chapter h1{background-color:#F48356!important}.theme-P7.chapter h1:before{background-image:url(../images/pinch-top-F48356.svg)}.theme-P7.chapter h1:after{background-image:url(../images/pinch-bottom-F48356.svg)}.theme-P7 h2,.theme-P7 h3,.theme-P7 .subheadline{color:#F48356}.theme-P7 [role="tab"] a{color:#F48356}.theme-P7 .definition{background-color:#F48356}.theme-P7 .definition-description-hover{border-color:#F48356}.theme-P7 .definition-description-hover .close{background:#F48356}.js-definitions .theme-P7 .definition{background-color:#fff;color:#F48356;border:.2em solid #F48356}.theme-P7 .accordion-show-all-button{border-color:#F48356;color:#F48356}.theme-P7 .sidenote:before,.theme-P7 .footnote-detail:before{background-color:#F48356}.theme-P7 .einstein h3 strong:first-of-type,.theme-P7 .great-economist h3 strong:first-of-type,.theme-P7 .great-economists h3 strong:first-of-type,.theme-P7 .economist h3 strong:first-of-type,.theme-P7 .economists h3 strong:first-of-type,.theme-P7 .expandable-box h3 strong:first-of-type{background-color:#F48356;color:#fff}.theme-P7 .einstein .sidenote:before,.theme-P7 .einstein .footnote-detail:before,.theme-P7 .great-economist .sidenote:before,.theme-P7 .great-economist .footnote-detail:before,.theme-P7 .great-economists .sidenote:before,.theme-P7 .great-economists .footnote-detail:before,.theme-P7 .economist .sidenote:before,.theme-P7 .economist .footnote-detail:before,.theme-P7 .economists .sidenote:before,.theme-P7 .economists .footnote-detail:before,.theme-P7 .expandable-box .sidenote:before,.theme-P7 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P7 .mcq,.theme-P7 .question{background-color:#fdece6;background-color:rgba(244,131,86,0.15)}.theme-P7 .mcq .check-answer-button,.theme-P7 .question .check-answer-button{background-color:#F48356}.theme-P7 .exercise,.theme-P7 .info,.theme-P7 .box{border-color:#F48356}.theme-P7 .info{color:#F48356}.theme-P7 sup[id^=fnref]{background-color:#F48356}.theme-P7 .footnote-detail{border-color:#F48356}.theme-P7 .footnote-detail .reversefootnote{background-color:#F48356}.theme-P7 .masthead,.theme-P7 [href="#nav"],.theme-P7 #footer,.theme-P7 .nav-back-button{background-color:#F48356;color:#fff}.theme-P7 .masthead a,.theme-P7 [href="#nav"] a,.theme-P7 #footer a,.theme-P7 .nav-back-button a{color:#fff}.js-nav-open .theme-P7 [href="#nav"]{background-color:transparent}.theme-P7 #footer{border-top-color:#F48356}.theme-P7 [data-toggle]:after{color:#f7a889}.theme-P7 #nav .nav-list ol li:hover,.theme-P7 #nav .nav-list ol li:focus,.theme-P7 #nav .nav-list ol li:active,.theme-P7 #nav .nav-list ol li.active,.theme-P7 #nav .nav-list ul li:hover,.theme-P7 #nav .nav-list ul li:focus,.theme-P7 #nav .nav-list ul li:active,.theme-P7 #nav .nav-list ul li.active{background-color:#F48356}.theme-P7 .controls .language-select:hover .language-select-list{border-color:#F48356}.theme-P7 .controls svg{stroke:#F48356}.theme-P7 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P7 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#F48356}.theme-P7 .controls .annotator [data-tooltip-description]:hover:before{border-color:#F48356}.theme-P7 .controls .annotator [data-tooltip-description]:hover:after{background-color:#F48356;border-color:#F48356}.theme-P7 .figure .figure-source .button,.theme-P7 .figure-summary-meta .figure-source .button{background-color:#F48356}.theme-P7 .slides{border-color:#f7a889}.theme-P7 .slides .figure .title{color:#F48356}.theme-P7 .nav-slides{color:#fff;background-color:#f7a889}.theme-P7 .nav-slides a{color:#fff;background-color:#f7a889}.theme-P7 .nav-slides a:hover,.theme-P7 .nav-slides a:active,.theme-P7 .nav-slides a:focus{outline-color:#c0400d;background-color:#c0400d}.theme-P7 .slide-current a{outline-color:#f16229;background-color:#f16229}.theme-P7 .extra-emphasis{color:#F48356}html .theme-P8{background-color:#92BD6D}.theme-P8.chapter h1{background-color:#92BD6D!important}.theme-P8.chapter h1:before{background-image:url(../images/pinch-top-92BD6D.svg)}.theme-P8.chapter h1:after{background-image:url(../images/pinch-bottom-92BD6D.svg)}.theme-P8 h2,.theme-P8 h3,.theme-P8 .subheadline{color:#92BD6D}.theme-P8 [role="tab"] a{color:#92BD6D}.theme-P8 .definition{background-color:#92BD6D}.theme-P8 .definition-description-hover{border-color:#92BD6D}.theme-P8 .definition-description-hover .close{background:#92BD6D}.js-definitions .theme-P8 .definition{background-color:#fff;color:#92BD6D;border:.2em solid #92BD6D}.theme-P8 .accordion-show-all-button{border-color:#92BD6D;color:#92BD6D}.theme-P8 .sidenote:before,.theme-P8 .footnote-detail:before{background-color:#92BD6D}.theme-P8 .einstein h3 strong:first-of-type,.theme-P8 .great-economist h3 strong:first-of-type,.theme-P8 .great-economists h3 strong:first-of-type,.theme-P8 .economist h3 strong:first-of-type,.theme-P8 .economists h3 strong:first-of-type,.theme-P8 .expandable-box h3 strong:first-of-type{background-color:#92BD6D;color:#fff}.theme-P8 .einstein .sidenote:before,.theme-P8 .einstein .footnote-detail:before,.theme-P8 .great-economist .sidenote:before,.theme-P8 .great-economist .footnote-detail:before,.theme-P8 .great-economists .sidenote:before,.theme-P8 .great-economists .footnote-detail:before,.theme-P8 .economist .sidenote:before,.theme-P8 .economist .footnote-detail:before,.theme-P8 .economists .sidenote:before,.theme-P8 .economists .footnote-detail:before,.theme-P8 .expandable-box .sidenote:before,.theme-P8 .expandable-box .footnote-detail:before{background-color:#fff}.theme-P8 .mcq,.theme-P8 .question{background-color:#e1edd6;background-color:rgba(146,189,109,0.15)}.theme-P8 .mcq .check-answer-button,.theme-P8 .question .check-answer-button{background-color:#92BD6D}.theme-P8 .exercise,.theme-P8 .info,.theme-P8 .box{border-color:#92BD6D}.theme-P8 .info{color:#92BD6D}.theme-P8 sup[id^=fnref]{background-color:#92BD6D}.theme-P8 .footnote-detail{border-color:#92BD6D}.theme-P8 .footnote-detail .reversefootnote{background-color:#92BD6D}.theme-P8 .masthead,.theme-P8 [href="#nav"],.theme-P8 #footer,.theme-P8 .nav-back-button{background-color:#92BD6D;color:#fff}.theme-P8 .masthead a,.theme-P8 [href="#nav"] a,.theme-P8 #footer a,.theme-P8 .nav-back-button a{color:#fff}.js-nav-open .theme-P8 [href="#nav"]{background-color:transparent}.theme-P8 #footer{border-top-color:#92BD6D}.theme-P8 [data-toggle]:after{color:#b3d199}.theme-P8 #nav .nav-list ol li:hover,.theme-P8 #nav .nav-list ol li:focus,.theme-P8 #nav .nav-list ol li:active,.theme-P8 #nav .nav-list ol li.active,.theme-P8 #nav .nav-list ul li:hover,.theme-P8 #nav .nav-list ul li:focus,.theme-P8 #nav .nav-list ul li:active,.theme-P8 #nav .nav-list ul li.active{background-color:#92BD6D}.theme-P8 .controls .language-select:hover .language-select-list{border-color:#92BD6D}.theme-P8 .controls svg{stroke:#92BD6D}.theme-P8 .controls .annotator .annotator-toggle-sidebar:checked~label.annotator-toggle-sidebar svg,.theme-P8 .controls .annotator .annotator-show-annotations:checked~label.annotator-show-annotations svg{fill:#92BD6D}.theme-P8 .controls .annotator [data-tooltip-description]:hover:before{border-color:#92BD6D}.theme-P8 .controls .annotator [data-tooltip-description]:hover:after{background-color:#92BD6D;border-color:#92BD6D}.theme-P8 .figure .figure-source .button,.theme-P8 .figure-summary-meta .figure-source .button{background-color:#92BD6D}.theme-P8 .slides{border-color:#b3d199}.theme-P8 .slides .figure .title{color:#92BD6D}.theme-P8 .nav-slides{color:#fff;background-color:#b3d199}.theme-P8 .nav-slides a{color:#fff;background-color:#b3d199}.theme-P8 .nav-slides a:hover,.theme-P8 .nav-slides a:active,.theme-P8 .nav-slides a:focus{outline-color:#597e39;background-color:#597e39}.theme-P8 .slide-current a{outline-color:#7fb153;background-color:#7fb153}.theme-P8 .extra-emphasis{color:#92BD6D}table tr{border-bottom:1px solid #d9d9d9}table tr:first-child{border-top:1px solid #d9d9d9}table tr td,table tr th{border:none;padding:0 .5em 0 0}table tr td.zebra,table tr th.zebra{background-color:#f2f2f2}table tr td .MathJax_Display{margin:0}table tr td .table-row-stub{text-align:left;font-weight:700}table tr th[rowspan]{text-align:left}table ul,table ol{margin-left:1em}table.even-columns td:nth-of-type(1):nth-last-of-type(2){width:50%}table.even-columns td:nth-of-type(1):nth-last-of-type(3),table.even-columns td:nth-of-type(2):nth-last-of-type(2),table.even-columns td:nth-of-type(3):nth-last-of-type(1){width:33%}table.even-columns td:nth-of-type(1):nth-last-of-type(4),table.even-columns td:nth-of-type(2):nth-last-of-type(3),table.even-columns td:nth-of-type(3):nth-last-of-type(2),table.even-columns td:nth-of-type(4):nth-last-of-type(4){width:25%}table.even-columns td:nth-of-type(1):nth-last-of-type(5),table.even-columns td:nth-of-type(2):nth-last-of-type(4),table.even-columns td:nth-of-type(3):nth-last-of-type(3),table.even-columns td:nth-of-type(4):nth-last-of-type(2),table.even-columns td:nth-of-type(5):nth-last-of-type(1){width:20%}table.align-right,table .align-right{text-align:right}table.align-right th,table .align-right th{text-align:center}table.align-left,table .align-left{text-align:left}table.align-left th,table .align-left th{text-align:center}table.align-center,table .align-center{text-align:center}table.vertical-align-middle,table .vertical-align-middle{vertical-align:middle}table.data-align-right,table .data-align-right{text-align:right}table.data-align-right th,table .data-align-right th{text-align:center}table.data-align-right td:first-child,table .data-align-right td:first-child{text-align:left}.shrink-95pc table{font-size:95%}.shrink-90pc table{font-size:90%}.shrink-85pc table{font-size:85%}.shrink-80pc table{font-size:80%}.shrink-75pc table{font-size:75%}.shrink-70pc table{font-size:70%}table.table-vertical-rules td,table.table-vertical-rules th{border-right:1px solid #d9d9d9}table.table-vertical-rules td:last-of-type,table.table-vertical-rules th:last-of-type{border-right:0;padding-left:.5em}table.flowchart{border-collapse:separate;border-spacing:.375em;font-family:"Source Sans Pro",sans-serif}table.flowchart td{border:1px solid transparent;padding:.375em;text-align:center}table.flowchart .flowchart-square{border-color:#facdcd}table.flowchart .flowchart-round{border-color:#facdcd;border-radius:.1em}.thead{text-align:center;font-weight:700}.table-wrapper{overflow-x:hidden}sup[id^=fnref]{vertical-align:inherit;display:inline-block;min-width:1em;background:#639BA7;border-radius:1em;padding:0 .1em .1em;text-align:center;font-weight:700;font-family:"Source Sans Pro",sans-serif;margin-left:.25em}sup[id^=fnref] a.footnote{color:#fff;cursor:pointer}.footnote-detail{z-index:1;position:absolute;margin-top:1.5em;max-width:35em;margin-left:auto;margin-right:auto;left:2.9166666667em;right:2.9166666667em;background-color:#fff;font-family:"Source Sans Pro",sans-serif;font-size:1.26em;line-height:1.5em;font-weight:400;text-align:left;border:.2em solid #639BA7;border-bottom-right-radius:1em;padding:.75em;box-shadow:1px 2px 7px grey}.footnote-detail p{margin-bottom:0}.sidenote.contains-footnote .footnote-detail{left:0;right:0}.footnotes{color:#222}.footnote-detail .reversefootnote{position:absolute;right:-.75em;top:-.75em;line-height:1;vertical-align:inherit;display:inline-block;min-width:1em;background:#639BA7;border-radius:1em;padding:0 .1em .1em;text-align:center;font-weight:700;font-family:"Source Sans Pro",sans-serif;padding:.15em .1em 0 .1em;color:#fff;border:0;font-size:1em}.footnote-detail .reversefootnote:before{content:"Ã—";display:inline-block;width:1em;position:relative;top:-.1em}.glossary dt{font-family:"Source Sans Pro",sans-serif;font-weight:700;font-size:inherit;line-height:initial;margin-right:.5em}.glossary dt:after{content:normal}.glossary .glossary-example:before{content:"";display:block;margin-top:.5em}.sidenote{background-color:#fff;border-top:1px solid #F2F2F2;clear:both;font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:inherit;line-height:1.47em;margin-bottom:2em;padding:.75em;text-indent:0}.sidenote h1,.sidenote h2,.sidenote h3,.sidenote h4,.sidenote h5,.sidenote h6{line-height:1.1}.sidenote h1:first-child,.sidenote h2:first-child,.sidenote h3:first-child,.sidenote h4:first-child,.sidenote h5:first-child,.sidenote h6:first-child{margin-top:0}h1+.sidenote+p,h2+.sidenote+p,h3+.sidenote+p,h4+.sidenote+p,h5+.sidenote+p,h6+.sidenote+p,h1+.sidenote+.sidenote+p,h2+.sidenote+.sidenote+p,h3+.sidenote+.sidenote+p,h4+.sidenote+.sidenote+p,h5+.sidenote+.sidenote+p,h6+.sidenote+.sidenote+p,h1+.sidenote+.sidenote+.sidenote+p,h2+.sidenote+.sidenote+.sidenote+p,h3+.sidenote+.sidenote+.sidenote+p,h4+.sidenote+.sidenote+.sidenote+p,h5+.sidenote+.sidenote+.sidenote+p,h6+.sidenote+.sidenote+.sidenote+p{text-indent:0}@media (min-width: 40em){.sidenote{float:right;clear:right;position:relative;min-width:5em;max-width:40%;margin:1.5em 0 1.5em 1.5em}.sidenote.web-full-width{margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.sidenote.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.sidenote.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.sidenote p{line-height:inherit;color:inherit}.learn-more{background-color:#fff;border-top:1px solid #F2F2F2;clear:both;font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:inherit;line-height:1.47em;margin-bottom:2em;padding:.75em;text-indent:0}.learn-more h1,.learn-more h2,.learn-more h3,.learn-more h4,.learn-more h5,.learn-more h6{line-height:1.1}.learn-more h1:first-child,.learn-more h2:first-child,.learn-more h3:first-child,.learn-more h4:first-child,.learn-more h5:first-child,.learn-more h6:first-child{margin-top:0}h1+.learn-more+p,h2+.learn-more+p,h3+.learn-more+p,h4+.learn-more+p,h5+.learn-more+p,h6+.learn-more+p,h1+.learn-more+.learn-more+p,h2+.learn-more+.learn-more+p,h3+.learn-more+.learn-more+p,h4+.learn-more+.learn-more+p,h5+.learn-more+.learn-more+p,h6+.learn-more+.learn-more+p,h1+.learn-more+.learn-more+.learn-more+p,h2+.learn-more+.learn-more+.learn-more+p,h3+.learn-more+.learn-more+.learn-more+p,h4+.learn-more+.learn-more+.learn-more+p,h5+.learn-more+.learn-more+.learn-more+p,h6+.learn-more+.learn-more+.learn-more+p{text-indent:0}@media (min-width: 40em){.learn-more{float:right;clear:right;position:relative;min-width:5em;max-width:40%;margin:1.5em 0 1.5em 1.5em}.learn-more.web-full-width{margin-left:0;margin-right:0}}@media (min-width: 80em){.learn-more{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.learn-more.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.learn-more.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.learn-more p{line-height:inherit;color:inherit}.learn-more h2,.learn-more h3,.learn-more h4,.learn-more h5,.learn-more h6{color:#92BD6D}.toolbox{background-color:#fff;border-top:1px solid #F2F2F2;clear:both;font-family:"Source Sans Pro",sans-serif;font-size:.686em;font-style:inherit;line-height:1.47em;margin-bottom:2em;padding:.75em;text-indent:0}.toolbox h1,.toolbox h2,.toolbox h3,.toolbox h4,.toolbox h5,.toolbox h6{line-height:1.1}.toolbox h1:first-child,.toolbox h2:first-child,.toolbox h3:first-child,.toolbox h4:first-child,.toolbox h5:first-child,.toolbox h6:first-child{margin-top:0}h1+.toolbox+p,h2+.toolbox+p,h3+.toolbox+p,h4+.toolbox+p,h5+.toolbox+p,h6+.toolbox+p,h1+.toolbox+.toolbox+p,h2+.toolbox+.toolbox+p,h3+.toolbox+.toolbox+p,h4+.toolbox+.toolbox+p,h5+.toolbox+.toolbox+p,h6+.toolbox+.toolbox+p,h1+.toolbox+.toolbox+.toolbox+p,h2+.toolbox+.toolbox+.toolbox+p,h3+.toolbox+.toolbox+.toolbox+p,h4+.toolbox+.toolbox+.toolbox+p,h5+.toolbox+.toolbox+.toolbox+p,h6+.toolbox+.toolbox+.toolbox+p{text-indent:0}@media (min-width: 40em){.toolbox{float:right;clear:right;position:relative;min-width:5em;max-width:40%;margin:1.5em 0 1.5em 1.5em}.toolbox.web-full-width{margin-left:0;margin-right:0}}@media (min-width: 80em){.toolbox{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.toolbox.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.toolbox.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.toolbox p{line-height:inherit;color:inherit}.toolbox h2,.toolbox h3,.toolbox h4,.toolbox h5,.toolbox h6{color:#4BB4C5}.web-full-width{float:none;max-width:100%}@media (min-width: 80em){blockquote .sidenote{margin-right:-13.2806122449em}}@media (min-width: 80em){.info+.info,.info+*+.info,.info+*+*+.info,.info+.info,.info+*+.info,.info+*+*+.info,.definition+.info,.definition+*+.info,.definition+*+*+.info,.sidenote+.info,.sidenote+*+.info,.sidenote+*+*+.info{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.info+.info.web-wide,.info+*+.info.web-wide,.info+*+*+.info.web-wide,.info+.info.web-wide,.info+*+.info.web-wide,.info+*+*+.info.web-wide,.definition+.info.web-wide,.definition+*+.info.web-wide,.definition+*+*+.info.web-wide,.sidenote+.info.web-wide,.sidenote+*+.info.web-wide,.sidenote+*+*+.info.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.info+.info.web-full-width,.info+*+.info.web-full-width,.info+*+*+.info.web-full-width,.info+.info.web-full-width,.info+*+.info.web-full-width,.info+*+*+.info.web-full-width,.definition+.info.web-full-width,.definition+*+.info.web-full-width,.definition+*+*+.info.web-full-width,.sidenote+.info.web-full-width,.sidenote+*+.info.web-full-width,.sidenote+*+*+.info.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.info+.info.web-sidenote-right,.info+*+.info.web-sidenote-right,.info+*+*+.info.web-sidenote-right,.info+.info.web-sidenote-right,.info+*+.info.web-sidenote-right,.info+*+*+.info.web-sidenote-right,.definition+.info.web-sidenote-right,.definition+*+.info.web-sidenote-right,.definition+*+*+.info.web-sidenote-right,.sidenote+.info.web-sidenote-right,.sidenote+*+.info.web-sidenote-right,.sidenote+*+*+.info.web-sidenote-right{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.info+.info.web-sidenote-right.web-wide,.info+*+.info.web-sidenote-right.web-wide,.info+*+*+.info.web-sidenote-right.web-wide,.info+.info.web-sidenote-right.web-wide,.info+*+.info.web-sidenote-right.web-wide,.info+*+*+.info.web-sidenote-right.web-wide,.definition+.info.web-sidenote-right.web-wide,.definition+*+.info.web-sidenote-right.web-wide,.definition+*+*+.info.web-sidenote-right.web-wide,.sidenote+.info.web-sidenote-right.web-wide,.sidenote+*+.info.web-sidenote-right.web-wide,.sidenote+*+*+.info.web-sidenote-right.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.info+.info.web-sidenote-right.web-full-width,.info+*+.info.web-sidenote-right.web-full-width,.info+*+*+.info.web-sidenote-right.web-full-width,.info+.info.web-sidenote-right.web-full-width,.info+*+.info.web-sidenote-right.web-full-width,.info+*+*+.info.web-sidenote-right.web-full-width,.definition+.info.web-sidenote-right.web-full-width,.definition+*+.info.web-sidenote-right.web-full-width,.definition+*+*+.info.web-sidenote-right.web-full-width,.sidenote+.info.web-sidenote-right.web-full-width,.sidenote+*+.info.web-sidenote-right.web-full-width,.sidenote+*+*+.info.web-sidenote-right.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.definition+.definition,.definition+*+.definition,.definition+*+*+.definition,.info+.definition,.info+*+.definition,.info+*+*+.definition,.definition+.definition,.definition+*+.definition,.definition+*+*+.definition,.sidenote+.definition,.sidenote+*+.definition,.sidenote+*+*+.definition{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.definition+.definition.web-wide,.definition+*+.definition.web-wide,.definition+*+*+.definition.web-wide,.info+.definition.web-wide,.info+*+.definition.web-wide,.info+*+*+.definition.web-wide,.definition+.definition.web-wide,.definition+*+.definition.web-wide,.definition+*+*+.definition.web-wide,.sidenote+.definition.web-wide,.sidenote+*+.definition.web-wide,.sidenote+*+*+.definition.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.definition+.definition.web-full-width,.definition+*+.definition.web-full-width,.definition+*+*+.definition.web-full-width,.info+.definition.web-full-width,.info+*+.definition.web-full-width,.info+*+*+.definition.web-full-width,.definition+.definition.web-full-width,.definition+*+.definition.web-full-width,.definition+*+*+.definition.web-full-width,.sidenote+.definition.web-full-width,.sidenote+*+.definition.web-full-width,.sidenote+*+*+.definition.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.definition+.definition.web-sidenote-right,.definition+*+.definition.web-sidenote-right,.definition+*+*+.definition.web-sidenote-right,.info+.definition.web-sidenote-right,.info+*+.definition.web-sidenote-right,.info+*+*+.definition.web-sidenote-right,.definition+.definition.web-sidenote-right,.definition+*+.definition.web-sidenote-right,.definition+*+*+.definition.web-sidenote-right,.sidenote+.definition.web-sidenote-right,.sidenote+*+.definition.web-sidenote-right,.sidenote+*+*+.definition.web-sidenote-right{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.definition+.definition.web-sidenote-right.web-wide,.definition+*+.definition.web-sidenote-right.web-wide,.definition+*+*+.definition.web-sidenote-right.web-wide,.info+.definition.web-sidenote-right.web-wide,.info+*+.definition.web-sidenote-right.web-wide,.info+*+*+.definition.web-sidenote-right.web-wide,.definition+.definition.web-sidenote-right.web-wide,.definition+*+.definition.web-sidenote-right.web-wide,.definition+*+*+.definition.web-sidenote-right.web-wide,.sidenote+.definition.web-sidenote-right.web-wide,.sidenote+*+.definition.web-sidenote-right.web-wide,.sidenote+*+*+.definition.web-sidenote-right.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.definition+.definition.web-sidenote-right.web-full-width,.definition+*+.definition.web-sidenote-right.web-full-width,.definition+*+*+.definition.web-sidenote-right.web-full-width,.info+.definition.web-sidenote-right.web-full-width,.info+*+.definition.web-sidenote-right.web-full-width,.info+*+*+.definition.web-sidenote-right.web-full-width,.definition+.definition.web-sidenote-right.web-full-width,.definition+*+.definition.web-sidenote-right.web-full-width,.definition+*+*+.definition.web-sidenote-right.web-full-width,.sidenote+.definition.web-sidenote-right.web-full-width,.sidenote+*+.definition.web-sidenote-right.web-full-width,.sidenote+*+*+.definition.web-sidenote-right.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote+.sidenote,.sidenote+*+.sidenote,.sidenote+*+*+.sidenote,.info+.sidenote,.info+*+.sidenote,.info+*+*+.sidenote,.definition+.sidenote,.definition+*+.sidenote,.definition+*+*+.sidenote,.sidenote+.sidenote,.sidenote+*+.sidenote,.sidenote+*+*+.sidenote{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.sidenote+.sidenote.web-wide,.sidenote+*+.sidenote.web-wide,.sidenote+*+*+.sidenote.web-wide,.info+.sidenote.web-wide,.info+*+.sidenote.web-wide,.info+*+*+.sidenote.web-wide,.definition+.sidenote.web-wide,.definition+*+.sidenote.web-wide,.definition+*+*+.sidenote.web-wide,.sidenote+.sidenote.web-wide,.sidenote+*+.sidenote.web-wide,.sidenote+*+*+.sidenote.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.sidenote+.sidenote.web-full-width,.sidenote+*+.sidenote.web-full-width,.sidenote+*+*+.sidenote.web-full-width,.info+.sidenote.web-full-width,.info+*+.sidenote.web-full-width,.info+*+*+.sidenote.web-full-width,.definition+.sidenote.web-full-width,.definition+*+.sidenote.web-full-width,.definition+*+*+.sidenote.web-full-width,.sidenote+.sidenote.web-full-width,.sidenote+*+.sidenote.web-full-width,.sidenote+*+*+.sidenote.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote+.sidenote.web-sidenote-right,.sidenote+*+.sidenote.web-sidenote-right,.sidenote+*+*+.sidenote.web-sidenote-right,.info+.sidenote.web-sidenote-right,.info+*+.sidenote.web-sidenote-right,.info+*+*+.sidenote.web-sidenote-right,.definition+.sidenote.web-sidenote-right,.definition+*+.sidenote.web-sidenote-right,.definition+*+*+.sidenote.web-sidenote-right,.sidenote+.sidenote.web-sidenote-right,.sidenote+*+.sidenote.web-sidenote-right,.sidenote+*+*+.sidenote.web-sidenote-right{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.sidenote+.sidenote.web-sidenote-right.web-wide,.sidenote+*+.sidenote.web-sidenote-right.web-wide,.sidenote+*+*+.sidenote.web-sidenote-right.web-wide,.info+.sidenote.web-sidenote-right.web-wide,.info+*+.sidenote.web-sidenote-right.web-wide,.info+*+*+.sidenote.web-sidenote-right.web-wide,.definition+.sidenote.web-sidenote-right.web-wide,.definition+*+.sidenote.web-sidenote-right.web-wide,.definition+*+*+.sidenote.web-sidenote-right.web-wide,.sidenote+.sidenote.web-sidenote-right.web-wide,.sidenote+*+.sidenote.web-sidenote-right.web-wide,.sidenote+*+*+.sidenote.web-sidenote-right.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.sidenote+.sidenote.web-sidenote-right.web-full-width,.sidenote+*+.sidenote.web-sidenote-right.web-full-width,.sidenote+*+*+.sidenote.web-sidenote-right.web-full-width,.info+.sidenote.web-sidenote-right.web-full-width,.info+*+.sidenote.web-sidenote-right.web-full-width,.info+*+*+.sidenote.web-sidenote-right.web-full-width,.definition+.sidenote.web-sidenote-right.web-full-width,.definition+*+.sidenote.web-sidenote-right.web-full-width,.definition+*+*+.sidenote.web-sidenote-right.web-full-width,.sidenote+.sidenote.web-sidenote-right.web-full-width,.sidenote+*+.sidenote.web-sidenote-right.web-full-width,.sidenote+*+*+.sidenote.web-sidenote-right.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.info+.info+.info,.info+*+.info+*+.info,.info+.info+.info,.info+*+.info+*+.info,.info+*+*+.info+*+*+.info,.definition+.info+.info,.definition+*+.info+*+.info,.definition+*+*+.info+*+*+.info,.sidenote+.info+.info,.sidenote+*+.info+*+.info,.sidenote+*+*+.info+*+*+.info{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.info+.info+.info.web-wide,.info+*+.info+*+.info.web-wide,.info+.info+.info.web-wide,.info+*+.info+*+.info.web-wide,.info+*+*+.info+*+*+.info.web-wide,.definition+.info+.info.web-wide,.definition+*+.info+*+.info.web-wide,.definition+*+*+.info+*+*+.info.web-wide,.sidenote+.info+.info.web-wide,.sidenote+*+.info+*+.info.web-wide,.sidenote+*+*+.info+*+*+.info.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.info+.info+.info.web-full-width,.info+*+.info+*+.info.web-full-width,.info+.info+.info.web-full-width,.info+*+.info+*+.info.web-full-width,.info+*+*+.info+*+*+.info.web-full-width,.definition+.info+.info.web-full-width,.definition+*+.info+*+.info.web-full-width,.definition+*+*+.info+*+*+.info.web-full-width,.sidenote+.info+.info.web-full-width,.sidenote+*+.info+*+.info.web-full-width,.sidenote+*+*+.info+*+*+.info.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.info+.info+.info.web-sidenote-left,.info+*+.info+*+.info.web-sidenote-left,.info+.info+.info.web-sidenote-left,.info+*+.info+*+.info.web-sidenote-left,.info+*+*+.info+*+*+.info.web-sidenote-left,.definition+.info+.info.web-sidenote-left,.definition+*+.info+*+.info.web-sidenote-left,.definition+*+*+.info+*+*+.info.web-sidenote-left,.sidenote+.info+.info.web-sidenote-left,.sidenote+*+.info+*+.info.web-sidenote-left,.sidenote+*+*+.info+*+*+.info.web-sidenote-left{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.info+.info+.info.web-sidenote-left.web-wide,.info+*+.info+*+.info.web-sidenote-left.web-wide,.info+.info+.info.web-sidenote-left.web-wide,.info+*+.info+*+.info.web-sidenote-left.web-wide,.info+*+*+.info+*+*+.info.web-sidenote-left.web-wide,.definition+.info+.info.web-sidenote-left.web-wide,.definition+*+.info+*+.info.web-sidenote-left.web-wide,.definition+*+*+.info+*+*+.info.web-sidenote-left.web-wide,.sidenote+.info+.info.web-sidenote-left.web-wide,.sidenote+*+.info+*+.info.web-sidenote-left.web-wide,.sidenote+*+*+.info+*+*+.info.web-sidenote-left.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.info+.info+.info.web-sidenote-left.web-full-width,.info+*+.info+*+.info.web-sidenote-left.web-full-width,.info+.info+.info.web-sidenote-left.web-full-width,.info+*+.info+*+.info.web-sidenote-left.web-full-width,.info+*+*+.info+*+*+.info.web-sidenote-left.web-full-width,.definition+.info+.info.web-sidenote-left.web-full-width,.definition+*+.info+*+.info.web-sidenote-left.web-full-width,.definition+*+*+.info+*+*+.info.web-sidenote-left.web-full-width,.sidenote+.info+.info.web-sidenote-left.web-full-width,.sidenote+*+.info+*+.info.web-sidenote-left.web-full-width,.sidenote+*+*+.info+*+*+.info.web-sidenote-left.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.definition+.definition+.definition,.definition+*+.definition+*+.definition,.info+.definition+.definition,.info+*+.definition+*+.definition,.info+*+*+.definition+*+*+.definition,.definition+.definition+.definition,.definition+*+.definition+*+.definition,.definition+*+*+.definition+*+*+.definition,.sidenote+.definition+.definition,.sidenote+*+.definition+*+.definition,.sidenote+*+*+.definition+*+*+.definition{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.definition+.definition+.definition.web-wide,.definition+*+.definition+*+.definition.web-wide,.info+.definition+.definition.web-wide,.info+*+.definition+*+.definition.web-wide,.info+*+*+.definition+*+*+.definition.web-wide,.definition+.definition+.definition.web-wide,.definition+*+.definition+*+.definition.web-wide,.definition+*+*+.definition+*+*+.definition.web-wide,.sidenote+.definition+.definition.web-wide,.sidenote+*+.definition+*+.definition.web-wide,.sidenote+*+*+.definition+*+*+.definition.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.definition+.definition+.definition.web-full-width,.definition+*+.definition+*+.definition.web-full-width,.info+.definition+.definition.web-full-width,.info+*+.definition+*+.definition.web-full-width,.info+*+*+.definition+*+*+.definition.web-full-width,.definition+.definition+.definition.web-full-width,.definition+*+.definition+*+.definition.web-full-width,.definition+*+*+.definition+*+*+.definition.web-full-width,.sidenote+.definition+.definition.web-full-width,.sidenote+*+.definition+*+.definition.web-full-width,.sidenote+*+*+.definition+*+*+.definition.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.definition+.definition+.definition.web-sidenote-left,.definition+*+.definition+*+.definition.web-sidenote-left,.info+.definition+.definition.web-sidenote-left,.info+*+.definition+*+.definition.web-sidenote-left,.info+*+*+.definition+*+*+.definition.web-sidenote-left,.definition+.definition+.definition.web-sidenote-left,.definition+*+.definition+*+.definition.web-sidenote-left,.definition+*+*+.definition+*+*+.definition.web-sidenote-left,.sidenote+.definition+.definition.web-sidenote-left,.sidenote+*+.definition+*+.definition.web-sidenote-left,.sidenote+*+*+.definition+*+*+.definition.web-sidenote-left{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.definition+.definition+.definition.web-sidenote-left.web-wide,.definition+*+.definition+*+.definition.web-sidenote-left.web-wide,.info+.definition+.definition.web-sidenote-left.web-wide,.info+*+.definition+*+.definition.web-sidenote-left.web-wide,.info+*+*+.definition+*+*+.definition.web-sidenote-left.web-wide,.definition+.definition+.definition.web-sidenote-left.web-wide,.definition+*+.definition+*+.definition.web-sidenote-left.web-wide,.definition+*+*+.definition+*+*+.definition.web-sidenote-left.web-wide,.sidenote+.definition+.definition.web-sidenote-left.web-wide,.sidenote+*+.definition+*+.definition.web-sidenote-left.web-wide,.sidenote+*+*+.definition+*+*+.definition.web-sidenote-left.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.definition+.definition+.definition.web-sidenote-left.web-full-width,.definition+*+.definition+*+.definition.web-sidenote-left.web-full-width,.info+.definition+.definition.web-sidenote-left.web-full-width,.info+*+.definition+*+.definition.web-sidenote-left.web-full-width,.info+*+*+.definition+*+*+.definition.web-sidenote-left.web-full-width,.definition+.definition+.definition.web-sidenote-left.web-full-width,.definition+*+.definition+*+.definition.web-sidenote-left.web-full-width,.definition+*+*+.definition+*+*+.definition.web-sidenote-left.web-full-width,.sidenote+.definition+.definition.web-sidenote-left.web-full-width,.sidenote+*+.definition+*+.definition.web-sidenote-left.web-full-width,.sidenote+*+*+.definition+*+*+.definition.web-sidenote-left.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote+.sidenote+.sidenote,.sidenote+*+.sidenote+*+.sidenote,.info+.sidenote+.sidenote,.info+*+.sidenote+*+.sidenote,.info+*+*+.sidenote+*+*+.sidenote,.definition+.sidenote+.sidenote,.definition+*+.sidenote+*+.sidenote,.definition+*+*+.sidenote+*+*+.sidenote,.sidenote+.sidenote+.sidenote,.sidenote+*+.sidenote+*+.sidenote,.sidenote+*+*+.sidenote+*+*+.sidenote{float:right;clear:right;max-width:8.75em;margin:0 -11.75em 1.5em 0}.sidenote+.sidenote+.sidenote.web-wide,.sidenote+*+.sidenote+*+.sidenote.web-wide,.info+.sidenote+.sidenote.web-wide,.info+*+.sidenote+*+.sidenote.web-wide,.info+*+*+.sidenote+*+*+.sidenote.web-wide,.definition+.sidenote+.sidenote.web-wide,.definition+*+.sidenote+*+.sidenote.web-wide,.definition+*+*+.sidenote+*+*+.sidenote.web-wide,.sidenote+.sidenote+.sidenote.web-wide,.sidenote+*+.sidenote+*+.sidenote.web-wide,.sidenote+*+*+.sidenote+*+*+.sidenote.web-wide{max-width:17.5em;margin-right:-7.75em;margin-left:1em}.sidenote+.sidenote+.sidenote.web-full-width,.sidenote+*+.sidenote+*+.sidenote.web-full-width,.info+.sidenote+.sidenote.web-full-width,.info+*+.sidenote+*+.sidenote.web-full-width,.info+*+*+.sidenote+*+*+.sidenote.web-full-width,.definition+.sidenote+.sidenote.web-full-width,.definition+*+.sidenote+*+.sidenote.web-full-width,.definition+*+*+.sidenote+*+*+.sidenote.web-full-width,.sidenote+.sidenote+.sidenote.web-full-width,.sidenote+*+.sidenote+*+.sidenote.web-full-width,.sidenote+*+*+.sidenote+*+*+.sidenote.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}@media (min-width: 80em){.sidenote+.sidenote+.sidenote.web-sidenote-left,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left,.info+.sidenote+.sidenote.web-sidenote-left,.info+*+.sidenote+*+.sidenote.web-sidenote-left,.info+*+*+.sidenote+*+*+.sidenote.web-sidenote-left,.definition+.sidenote+.sidenote.web-sidenote-left,.definition+*+.sidenote+*+.sidenote.web-sidenote-left,.definition+*+*+.sidenote+*+*+.sidenote.web-sidenote-left,.sidenote+.sidenote+.sidenote.web-sidenote-left,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left,.sidenote+*+*+.sidenote+*+*+.sidenote.web-sidenote-left{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}.sidenote+.sidenote+.sidenote.web-sidenote-left.web-wide,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left.web-wide,.info+.sidenote+.sidenote.web-sidenote-left.web-wide,.info+*+.sidenote+*+.sidenote.web-sidenote-left.web-wide,.info+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-wide,.definition+.sidenote+.sidenote.web-sidenote-left.web-wide,.definition+*+.sidenote+*+.sidenote.web-sidenote-left.web-wide,.definition+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-wide,.sidenote+.sidenote+.sidenote.web-sidenote-left.web-wide,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left.web-wide,.sidenote+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}.sidenote+.sidenote+.sidenote.web-sidenote-left.web-full-width,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left.web-full-width,.info+.sidenote+.sidenote.web-sidenote-left.web-full-width,.info+*+.sidenote+*+.sidenote.web-sidenote-left.web-full-width,.info+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-full-width,.definition+.sidenote+.sidenote.web-sidenote-left.web-full-width,.definition+*+.sidenote+*+.sidenote.web-sidenote-left.web-full-width,.definition+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-full-width,.sidenote+.sidenote+.sidenote.web-sidenote-left.web-full-width,.sidenote+*+.sidenote+*+.sidenote.web-sidenote-left.web-full-width,.sidenote+*+*+.sidenote+*+*+.sidenote.web-sidenote-left.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}.accordion-show-all-button-wrapper{text-align:right}a.accordion-show-all-button{border-radius:.1em;border:1px solid #facdcd;color:#facdcd;cursor:pointer;display:inline-block;font-family:"Source Sans Pro",sans-serif;font-size:.4666666667em;letter-spacing:.05em;line-height:1;padding:.2em .3em;text-transform:uppercase}a.accordion-show-all-button+*{clear:both}[data-accordion-page='none'] .accordion-show-all-button-wrapper{display:none}[role="tab"]{position:relative;padding-right:1em}[role="tab"]:hover{cursor:pointer}[role="tab"] a{color:#639BA7;margin-right:.2em}[role="tab"] a:first-of-type{margin-right:.4em}[role="tab"]:after{position:absolute;top:0;right:0}@media (min-width: 60em){[data-accordion="closed"]{font-size:1.4em}}@media (min-width: 20em){[data-accordion="closed"]{font-size:.98em}}[data-accordion="closed"]:after{content:"+"}[data-accordion="open"]{margin-top:1em}[data-accordion="open"]:after{content:"âˆ’"}[aria-expanded="false"]{display:none}dl.dialogue dt{text-transform:lowercase;font-variant:small-caps;letter-spacing:.025em;font-feature-settings:c2sc,smcp}.video{margin-bottom:1.5em}.sidenote .video .video-description,.sidenote.video .video-description{padding:0}.video-wrapper{clear:both;position:relative;padding-bottom:56.25%;padding-top:25px;height:0}.video-wrapper>a{position:relative;display:block}.video-wrapper>a:after{display:block;content:"\25B6";font-size:1.96em;color:#fff;background-color:#222;opacity:.7;padding:.8em 1em .5em 1.2em;border-radius:.35em;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.video-wrapper>a:hover:after{background-color:#639BA7}.video-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%}.video-description{margin:1.5em 0;padding:0 1.5em;font-family:"Source Sans Pro",sans-serif;font-size:.882em}.nav-back-button{display:none}.js-nav-open .nav-back-button{display:none}#nav{max-width:calc(100% - 1em)}#nav [data-nav-close]{font-size:2em}#nav .search{display:flex;justify-content:space-between;width:100%}#nav .search input{box-sizing:border-box;color:#222;display:inline-block;margin:1em .375em 1em .75em;width:auto}#nav .search input.search-box{flex-grow:2;flex-shrink:2}#nav .search input[type="submit"]{background-color:#639BA7;color:#fff;cursor:pointer;margin:1em -.25em 1em .375em}#nav a{cursor:pointer}.js-nav #nav{max-width:80%}#content .search{display:flex;justify-content:space-between;width:100%}#content .search input{box-sizing:border-box;color:#222;display:inline-block;margin:1em .375em 1em .75em;width:auto}#content .search input.search-box{flex-grow:2;flex-shrink:2}#content .search input[type="submit"]{background-color:#639BA7;color:#fff;cursor:pointer;margin:1em -.25em 1em .375em}.masthead ul{padding:.6em 0 .5em}.masthead ul li{display:none}.masthead ul li:after{content:initial}.masthead ul li.masthead-book-title,.masthead ul li.masthead-series-name{display:inline-block;margin-right:0;font-weight:700}#footer{margin:0;padding:1em .75em 0;width:auto}#footer div,#footer p,#footer ol,#footer ul{line-height:1.5em}#footer div a,#footer p a,#footer ol a,#footer ul a{text-decoration:none;color:inherit}#footer .footer-content{display:table;width:100%;max-width:none}#footer .footer-content div{display:table-cell}#footer .footer-content div:nth-child(1){padding-right:.5em}#footer .footer-content div:nth-child(2){text-align:right;padding-left:.5em}#footer .footer-content .footer-logos a img{max-width:6em;margin-right:2em;padding-bottom:1em}#footer .footer-content .footer-licence{font-size:.686em;text-align:right;vertical-align:middle;padding-bottom:1em}.landing-page{background-color:#639BA7}.landing-page #wrapper{background-color:#639BA7}.landing-page .masthead,.landing-page [href="#nav"]{display:none}.landing-page #content{max-width:30em;text-align:center}.landing-page #footer{background-color:#639BA7;border-top-color:#639BA7}.landing-page .chapter-opener-image{height:15em;margin:0}.landing-page h1{position:static;line-height:1.1;margin:1em auto .5em;border-radius:0;background-color:#639BA7}.landing-page h1:before{content:normal}.landing-page h1:after{background:none;position:relative;top:.33em;border-top:.066em solid #fff;height:auto}.landing-page h1 strong:first-of-type{margin-bottom:.75em}.landing-page h1 strong:first-of-type:after{top:1.75em;left:0;right:0}.landing-page h1.long-author-name strong:first-of-type{font-size:.4em}.landing-page h1.long-author-name strong:first-of-type:after{position:static;margin-top:.5em;font-size:1.5em}.landing-page .button{text-align:center;display:inline-block}.landing-page .button a{color:#639BA7;background-color:#fff}.landing-page .button a:hover{background-color:#444}.leibniz.chapter h1{text-transform:uppercase;letter-spacing:.025em}.leibniz .intro{font-family:"Source Sans Pro",sans-serif}.wordpress-link{display:none}.search-placeholder{margin-left:.5em;margin-top:2em}#nav .gsc-search-button{display:none}#___gcse_0 table,#___gcse_1 table,#___gcse_2 table{margin:0}#___gcse_0 table tr,#___gcse_1 table tr,#___gcse_2 table tr{border:0;line-height:1}#___gcse_0 table tr .gsc-search-button,#___gcse_1 table tr .gsc-search-button,#___gcse_2 table tr .gsc-search-button{margin-top:1.3em}#___gcse_0 .gsc-resultsbox-visible,#___gcse_1 .gsc-resultsbox-visible,#___gcse_2 .gsc-resultsbox-visible{display:none}#___gcse_0 .gsc-input-box,#___gcse_1 .gsc-input-box,#___gcse_2 .gsc-input-box{font-family:"Source Sans Pro",sans-serif!important;margin-left:1em}#___gcse_0 .gsc-table-result,#___gcse_0 .gsc-thumbnail-inside,#___gcse_0 .gsc-url-top,#___gcse_1 .gsc-table-result,#___gcse_1 .gsc-thumbnail-inside,#___gcse_1 .gsc-url-top,#___gcse_2 .gsc-table-result,#___gcse_2 .gsc-thumbnail-inside,#___gcse_2 .gsc-url-top{padding:0}#___gcse_0 .gsc-url-top,#___gcse_1 .gsc-url-top,#___gcse_2 .gsc-url-top{display:none}#___gcse_0 .gsc-results .gs-title,#___gcse_0 .gs-result .gs-title,#___gcse_1 .gsc-results .gs-title,#___gcse_1 .gs-result .gs-title,#___gcse_2 .gsc-results .gs-title,#___gcse_2 .gs-result .gs-title{height:inherit;margin-bottom:.25em;font-family:"Amiri",serif!important;font-size:1.4em;line-height:1.05em;text-decoration:none;text-decoration-color:transparent}#___gcse_0 .gsc-results .gs-title *,#___gcse_0 .gs-result .gs-title *,#___gcse_1 .gsc-results .gs-title *,#___gcse_1 .gs-result .gs-title *,#___gcse_2 .gsc-results .gs-title *,#___gcse_2 .gs-result .gs-title *{text-decoration:none;text-decoration-color:transparent}#___gcse_0 .gsc-results .gs-title a,#___gcse_0 .gsc-results .gs-title b,#___gcse_0 .gs-result .gs-title a,#___gcse_0 .gs-result .gs-title b,#___gcse_1 .gsc-results .gs-title a,#___gcse_1 .gsc-results .gs-title b,#___gcse_1 .gs-result .gs-title a,#___gcse_1 .gs-result .gs-title b,#___gcse_2 .gsc-results .gs-title a,#___gcse_2 .gsc-results .gs-title b,#___gcse_2 .gs-result .gs-title a,#___gcse_2 .gs-result .gs-title b{color:#037bb5}#___gcse_0 .gsc-results .gs-title b,#___gcse_0 .gs-result .gs-title b,#___gcse_1 .gsc-results .gs-title b,#___gcse_1 .gs-result .gs-title b,#___gcse_2 .gsc-results .gs-title b,#___gcse_2 .gs-result .gs-title b{font-size:inherit}#___gcse_0 .gsc-results .gs-snippet,#___gcse_0 .gs-result .gs-snippet,#___gcse_1 .gsc-results .gs-snippet,#___gcse_1 .gs-result .gs-snippet,#___gcse_2 .gsc-results .gs-snippet,#___gcse_2 .gs-result .gs-snippet{font-family:"Amiri",serif!important;font-size:1.4em;line-height:1.5em}#___gcse_0 .gsc-results .gsc-cursor-box,#___gcse_0 .gs-result .gsc-cursor-box,#___gcse_1 .gsc-results .gsc-cursor-box,#___gcse_1 .gs-result .gsc-cursor-box,#___gcse_2 .gsc-results .gsc-cursor-box,#___gcse_2 .gs-result .gsc-cursor-box{display:none}#___gcse_0 .gsc-above-wrapper-area,#___gcse_0 .gcsc-branding,#___gcse_1 .gsc-above-wrapper-area,#___gcse_1 .gcsc-branding,#___gcse_2 .gsc-above-wrapper-area,#___gcse_2 .gcsc-branding{display:none}._docs h1{font-family:"Source Sans Pro",sans-serif;text-transform:none;letter-spacing:0;position:static;margin:2em 0;color:#639BA7;background-color:transparent}._docs h1:before,._docs h1:after{background:none}.toggle{color:inherit;float:right}.toggle:after{content:" â€“";font-weight:300}.toggle.closed:after{content:" +"}.toggle.open:after{content:" â€“"}.notification.warning-testing-site:hover{opacity:.3;background-color:#fff}.beta-information{display:none;position:absolute;font-weight:400;letter-spacing:0;text-transform:none;background-color:#ffd54d;z-index:200;padding:.5em;color:#222;border-radius:.1em;box-shadow:0 0 10px #639BA7;margin-top:-.25em;left:1em;right:1em}@media (min-width: 60em){.beta-information{left:2.9166666667em;right:2.9166666667em}}.beta-information a{color:#037bb5}.beta-information p:last-child{margin-bottom:0}.beta-information:hover,.beta-button .button:hover+.beta-information{display:block}.masthead .beta-button .button{background-color:#ffd54d;color:#639BA7;margin:0 .25em}.masthead .beta-button .button:hover{background-color:#222}.landing-page .beta-information{display:none;position:absolute;font-weight:400;letter-spacing:0;text-transform:none;background-color:#ffd54d;z-index:200;padding:.5em;color:#222;border-radius:.1em;box-shadow:0 0 10px #639BA7;margin-top:-.25em;left:1em;right:1em}@media (min-width: 60em){.landing-page .beta-information{left:2.9166666667em;right:2.9166666667em}}.landing-page .beta-information a{color:#037bb5}.landing-page .beta-information p:last-child{margin-bottom:0}.landing-page .beta-information:hover,.beta-button .button:hover+.landing-page .beta-information{display:block}.landing-page .beta-button .button{background-color:transparent;color:#fff;text-align:center;bottom:.15em;position:relative;border:1px solid #fff}.landing-page .beta-button .button:hover{background-color:#ffd54d;border:1px solid #ffd54d;color:#222}.landing-page h1 .beta-information{display:none;position:absolute;font-weight:400;letter-spacing:0;text-transform:none;background-color:#ffd54d;z-index:200;padding:.5em;color:#222;border-radius:.1em;box-shadow:0 0 10px #639BA7;margin-top:-.25em;left:1em;right:1em;font-size:.5em}@media (min-width: 60em){.landing-page h1 .beta-information{left:2.9166666667em;right:2.9166666667em}}.landing-page h1 .beta-information a{color:#037bb5}.landing-page h1 .beta-information p:last-child{margin-bottom:0}.landing-page h1 .beta-information:hover,.beta-button .button:hover+.landing-page h1 .beta-information{display:block}.landing-page h1 .beta-button .button{background-color:#ffd54d;color:#639BA7;text-align:center;font-size:.6em;bottom:.15em;position:relative;margin-left:.25em}.landing-page h1 .beta-button .button:hover{background-color:#222}header{counter-reset:section}.text-question{counter-reset:question;list-style-type:none;margin-left:1.5em;padding:0}.text-question:before{color:#639BA7;counter-increment:section;content:counter(section);float:left;margin-right:1em;font-weight:700;font-family:"Source Sans Pro",sans-serif;margin-top:-.1em;margin-left:-1.5em}h3+.text-question{margin-top:1.5em}.text-question li ol,.text-question li ul{margin-top:0;margin-bottom:1.5em}.text-sub-question{margin-left:1.5em;padding:0;list-style-type:none}.text-sub-question+.text-sub-question{margin-top:-1em}.text-sub-question:before{counter-increment:question;content:"(" counter(question, lower-alpha) ") ";float:left;margin-right:.5em;margin-top:-.1em;font-style:italic}.text-sub-question ul,.text-sub-question ol{margin-left:3em}body.solutions .text-question~ :not(.text-question):not(h2):not(h3){margin-left:1.5em}body.solutions .text-sub-question~ul:not(.text-question):not(.text-sub-question),body.solutions .text-sub-question~ol:not(.text-question):not(.text-sub-question){margin-left:4.5em!important}.pagination{margin:1.5em 0 3em;max-width:none;padding:.75em}.pagination .pagination-previous a,.pagination .pagination-next a{align-items:center;background:#639BA7;border-radius:3em;display:flex;height:3em}.pagination .pagination-previous a .pagination-marker,.pagination .pagination-next a .pagination-marker{color:#fff;font-weight:700}.no-show{display:none}html[dir="rtl"] h2,html[dir="rtl"] h3,html[dir="rtl"] h4,html[dir="rtl"] h5,html[dir="rtl"] h6,html[dir="rtl"] p,html[dir="rtl"] ul,html[dir="rtl"] ol,html[dir="rtl"] dl,html[dir="rtl"] li{text-align:right}html[dir="rtl"] ol{list-style-type:arabic-indic}html[dir="rtl"] ul{margin:0 1em 1.5em 0}html[dir="rtl"] img.thumbnail{float:left;clear:left}html[dir="rtl"] .masthead ul{text-align:center}html[dir="rtl"] #nav h2{margin-top:2em}html[dir="rtl"].js-nav-open [href="#nav"]{color:transparent}html[dir="rtl"] .accordion-show-all-button-wrapper{text-align:left}html[dir="rtl"] .theme-legend-filter-button,html[dir="rtl"] .tool-legend-filter-button{margin-right:-.75em;margin-left:0}html[dir="rtl"] .box,html[dir="rtl"] .info,html[dir="rtl"] .exercise,html[dir="rtl"] .mcq,html[dir="rtl"] .question,html[dir="rtl"] .definition{border-bottom-right-radius:0;border-bottom-left-radius:2em;padding-right:1.5em}html[dir="rtl"] .figure .figure-body .title{text-align:right}html[dir="rtl"] .figure .figure-body .slide-caption{text-align:right}html[dir="rtl"] .figure .figure-body .caption{text-align:right}html[dir="rtl"] .slides .figure-summary-meta .caption{text-align:right}html[dir="rtl"] .slides .figure-summary-meta .figure-source p.source{text-align:right}@media (min-width: 80em) and (min-width: 80em){html[dir="rtl"] .theme-legend,html[dir="rtl"] .tool-legend{float:left;clear:left;max-width:8.75em;margin:0 0 1.5em -11.75em}html[dir="rtl"] .theme-legend.web-wide,html[dir="rtl"] .tool-legend.web-wide{max-width:17.5em;margin-left:-10.75em;margin-right:1em}html[dir="rtl"] .theme-legend.web-full-width,html[dir="rtl"] .tool-legend.web-full-width{float:none;max-width:100%;margin-left:0;margin-right:0}}html[dir="rtl"] [role="tab"]{padding-right:0;padding-left:1em}html[dir="rtl"] [role="tab"]::after{left:0;right:auto}html[dir="rtl"] [role="tab"] a:first-of-type{margin-right:0;margin-left:.4em}html[dir="rtl"].js-mcq .mcq-feedback::before{padding:.75em 3em .75em 0}html[dir="rtl"].js-mcq .mcq-feedback::after{right:.75em}html[dir="rtl"] .glossary dt{margin-right:0;margin-left:.5em;float:right}html[lang="fa"] body,html[lang="fa"] h5,html[lang="fa"] h6{font-family:"Adobe Arabic","adobe-arabic","Amiri",serif}html[lang="fa"] h3,html[lang="fa"] h4,html[lang="fa"] .contents-page #content .toc-list li{font-family:"Adobe Arabic","adobe-arabic","Amiri",serif}