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(max-width:31.4375em){.menu{color:#fff;}.menu:hover{color:#fff;}}@media screen and (min-width:31.5em){.menu{box-shadow:inset 0 -1px 0 #f7f7f8;width:4.5rem;height:4.5rem;}.menu:hover{color:#889;background-color:#fafafb;}.menu:active{color:#6e6e80;background-color:#f4f4f6;}}@media print{.menu{display:none;}}.menu::before{font-size:3rem;display:block;}@media screen and (min-width:31.5em){.menu::before{line-height:1.5;}}.js-enhanced .menu{position:fixed;}@media screen and (max-width:31.4375em){.js-menu-active .menu{color:#889;}}.js-menu-active .menu::before{content:"\2573";}.main{background-color:#f7f7f8;}.js-enhanced .main,.js-enhanced .contentinfo{transition:-webkit-filter .2s ease-in, filter .2s ease-in;-webkit-transform:translate3d(0,0,0);transform:translate3d(0,0,0);}.js-menu-active .main,.js-menu-active .contentinfo{-webkit-filter:brightness(0.75);filter:brightness(0.75);transition:-webkit-filter .2s ease-in, filter .2s ease-in;}.navigation{background-color:#fff;right:0;z-index:1000;position:relative;}@media print{.navigation{display:none;}}@media screen and (min-width:31.5em){.navigation .nav-site{width:4.5rem;position:fixed;right:0;bottom:0;}}@media screen and (max-width:31.4375em){.navigation .nav-topics{border-top:1px solid #f7f7f8;}}.navigation .nav-top{opacity:0;position:fixed;bottom:9rem;right:0;z-index:1000;display:none;}@media screen and (min-width:31.5em) and (min-height:26.9375em){.navigation .nav-top{display:block;}}@media screen and (min-width:31.5em){.navigation .nav-traverse{display:block;position:fixed;right:0;top:4.5rem;z-index:1000;}}@media screen and (max-width:31.4375em){.js-enhanced .navigation{overflow:hidden;position:fixed;top:3rem;width:100%;max-height:0;transition:max-height .2s ease-out;}}@media screen and (min-width:31.5em){.js-enhanced .navigation{margin:0;padding:4.5rem 4.5rem 0 0;width:4.5em;position:fixed;top:0;right:0;bottom:0;transition:width .2s ease-out;}}.js-enhanced .navigation .nav-topics{overflow:hidden;}@media screen and (min-width:31.5em){.js-enhanced .navigation .nav-topics .nav_item{width:50%;}}@media screen and (min-width:31.5em){.js-enhanced .navigation .search{position:absolute;top:0;left:0;right:4.5rem;overflow:hidden;transition:width .2s ease-out;}}.js-menu-active .navigation{z-index:1000;}@media screen and (max-width:31.4375em){.js-menu-active .navigation{box-shadow:0 8px 8px 0 rgba(0,0,0,0.2);max-height:20rem;transition:max-height .2s ease-out;}}@media screen and (min-width:31.5em){.js-menu-active .navigation{box-shadow:0 0 8px 0 rgba(0,0,0,0.2);width:22.5em;transition:width .2s ease-out;}}@media screen and (min-width:31.5em){.search .field_label::before{line-height:1.5;text-align:center;width:4rem;height:4.5rem;}}.search .field_input{background-color:#f7f7f8;box-shadow:none;width:100%;}@media screen and (min-width:31.5em){.search .field_input{padding-left:4rem;height:4.5rem;}}.search .field_input:focus{box-shadow:inset 0 0 0 2px rgba(205,205,212,0.5);}.search .field_button{font:0/0 a;background:transparent;position:absolute;top:0;left:0;overflow:hidden;}@media screen and (min-width:31.5em){.search .field_button{width:4rem;height:4.5rem;}}.contentinfo{font-size:0.75rem;font-weight:400;line-height:1.3334;letter-spacing:0;background-color:#fff;padding:0.625rem 1rem 0.5625rem;clear:left;overflow:hidden;}@media screen and (min-width:40em){.contentinfo{font-size:0.8125rem;line-height:1.2308;}}.contentinfo strong,.contentinfo dt{color:#333;}.contentinfo small{font-size:100%;}@media print{.contentinfo a{display:none;}}@media screen and (min-width:37.5em){.contentinfo_copyright{margin:0;float:left;}}@media screen and (min-width:37.5em){.contentinfo_social{margin:0;float:right;}}.contentinfo_social a{margin:0 1em 0 0;}@media screen and (min-width:37.5em){.contentinfo_social a{margin:0 0 0 1em;float:right;}}.heading{font-family:"Merriweather", serif;font-size:2rem;font-weight:400;line-height:1.125;letter-spacing:-0.0625rem;}@media screen and (min-width:31.5em){.heading{font-size:2.5rem;line-height:1.1;}}@media screen and (min-width:50em){.heading{font-size:3rem;line-height:1.1667;}}.lede{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#26262c;font-family:"Merriweather", serif;font-weight:400;font-size:1.125em;line-height:1.3334;letter-spacing:-0.0625rem;margin:0.75em 0;text-rendering:optimizeLegibility;}@media screen and (min-width:40em){.lede{font-size:1.25rem;line-height:1.4;margin:0.7em 0;}}@media screen and (min-width:60em){.lede{font-size:1.5rem;line-height:1.3334;margin:0.6667em 0;}}.lede strong{font-weight:normal;}.caption{font-size:0.75rem;font-weight:400;line-height:1.3334;letter-spacing:0;}@media screen and (min-width:40em){.caption{font-size:0.8125rem;line-height:1.2308;}}.caption strong,.caption dt{color:#333;}.caps{letter-spacing:0.0625rem;}.centered{text-align:center;}