.nav{background-color:#fff;border-top:2px solid #e4e4e4;border-bottom:2px solid #e4e4e4;bottom:auto;padding:0 16px;position:static;width:100%;height:auto}@media screen and (min-width:768px){.nav{border:1px solid #e4e4e4;padding:0 0 16px 0;width:300px}}.nav.sticky{position:fixed;right:auto;flex:none}.nav.sticky.stick-bottom{position:absolute;top:auto;bottom:0}.nav .nav-btn{display:none}.nav .link-header{font-weight:normal;font-size:1rem;margin:12px 0}@media screen and (min-width:768px){.nav .link-header{margin-bottom:6px}}.nav .link-block{border-bottom:none;font-size:1rem;list-style:none;padding:0}.nav .link-block a{padding-left:48px}.nav .active{background-color:#e6f7f0}.nav a{display:block;padding:6px 0}@media screen and (min-width:768px){.nav a{padding-left:32px}.nav a:hover,.nav a:focus{background-color:#e6f7f0}}.nav.nav-mobile{padding:0;padding-right:48px;position:static;width:100%}.nav.nav-mobile.sticky{position:fixed;right:0;left:0;top:0}.nav.nav-mobile.open{max-height:50%;max-height:50vh;overflow-y:auto;z-index:1}.nav.nav-mobile.open a{display:block}.nav.nav-mobile .nav-btn{display:block;width:32px;height:32px;position:absolute;right:16px;top:16px;bottom:16px}.nav.nav-mobile .link-header{margin:0}.nav.nav-mobile a{display:none;margin:12px 0;padding:6px 16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav.nav-mobile a.active{background-color:#fff;display:block}.layout-container{background-color:#fff;max-width:1060px;margin:0 auto;overflow:hidden}@media screen and (min-width:768px){.layout-container{background:none;padding:0 16px}}@media screen and (min-width:768px){.layout-container.columns{display:flex}}.layout-container .column-header{margin:16px}@media screen and (min-width:768px){.layout-container .column-header{margin:24px 16px 16px}}@media screen and (min-width:768px){.layout-container .column-content{margin-right:32px;max-width:700px}}.layout-container .column-sidebar{position:relative}@media screen and (min-width:768px){.layout-container .column-sidebar{margin-bottom:32px;width:300px;flex:none;order:1}}.column-content h2 a,.column-content h3 a,.column-content h4 a,.column-content h5 a{color:inherit;text-decoration:none}.column-content h2{font-size:22px;margin-bottom:24px}.column-content h3{font-size:18px}.column-content h4,.column-content h5{font-size:1rem}.column-content h5{font-weight:normal;margin:0}.column-content ul{margin-bottom:1em;padding-left:24px}.column-content .illustration{display:block;margin:24px auto;max-width:100%}.callout{padding:24px}@media screen and (min-width:768px){.callout{border:1px solid #e4e4e4;margin-bottom:300px}}@media screen and (min-width:1055px){.saturation-infographic{display:-ms-flexbox;display:-webkit-flex;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between;max-width:700px}}.saturation-infographic .infographic{margin:auto;margin-bottom:32px;max-width:300px}@media screen and (min-width:1055px){.saturation-infographic .infographic{-webkit-flex:0 0 300px;-ms-flex:0 0 300px;flex:0 0 300px;margin:16px 6px 32px}}.saturation-infographic img{height:auto;margin-bottom:6px;max-width:100%}.saturation-infographic .info-header{font-size:16px;font-size:1rem;color:#fff;margin:0;padding:0 6px}.saturation-infographic .info-header-good{background:#02874d}.saturation-infographic .info-header-bad{background:#d34627}.saturation-infographic em{font-style:normal;font-weight:bold}@media print{.column-sidebar{display:none}}.user-quote{margin:1em 24px}.user-quote p{font-size:18px;color:#02874d;font-style:italic;margin-bottom:.5em}.user-quote cite{font-size:12px;color:#777;font-style:normal}.user-quote cite:before{content:"—"}