section{border-bottom:1px solid rgba(0,0,0,0.12);margin:10px 0  30px 0}.mq-image-responsive{max-width:100%;height:auto}.mq-border-1{border:1px solid #c5c5c5}.BrRd1{border-radius:12px}.mq-image-frame{max-width:100%;height:auto;border:1px solid #c5c5c5;background-color:#fff;border-radius:12px}.mq-text-center{text-align:center}.mq-text-white{color:white}.mq-text-primary{color:#f05545}.mq-text-primary-darker{color:#7f0000}.mq-text-bold{font-weight:bold}.mq-bg{background:#202124}.mq-bg-r-l{background:#ffccbc}.mq-bg-b-l{background:#d3e3fc}.mq-divider{border-bottom:1px solid #9e9e9e;margin:16px 0}.mq-text-underline{text-decoration:underline}.mq-display-contents{display:contents}.mq-jumbotron{padding:78px 12px 48px 12px;max-width:100%}@media screen and (max-width: 576px){.mq-jumbotron{padding:16px}}.mq-jumbotron.a{background-color:#e1eecb}.mq-jumbotron.b{background-color:#ffede8}.mq-jumbotron.transparent{background-color:#fff}.mq-text-highlighter{background-color:#fff9c4;border:1px solid #c5c5c5;border-radius:16px;padding:16px;font-weight:bold}.lnk{color:#7f0000;padding:4px}.lnk:hover,.lnk.s{background-color:#7f0000;color:white}.cW{border-radius:24px;padding:16px;background-color:#fff;margin-top:12px}@media screen and (min-width: 921px){.cW{padding:16px 24px}}@media screen and (min-width: 1023px){.mq-d-display-none{display:none}}@media (min-width: 767px) and (max-width: 1023px){.mq-t-display-none{display:none}}@media screen and (max-width: 767px){.mq-m-display-none{display:none}}html{scroll-behavior:smooth}a,a:hover,a:focus{text-decoration:none;outline:none;color:#0000B8}hr{border-color:#f3f3f3}ol,ul{margin-top:8px;padding-left:28px;margin-bottom:16px}ul{list-style-type:none}ul li,ol li{margin-bottom:6px}ul.tpD{list-style-type:disc}p{line-height:2;margin-top:0.5em;margin-bottom:0.75em}h1,h2,h3,h4{margin-top:0;margin-bottom:0}.cp-drawer-main-menu{display:none;height:100%;width:0;position:fixed;z-index:1;top:0;right:0;background-color:#f3f3f3;overflow-x:hidden;transition:0.5s}.cp-drawer-main-menu-button-close{cursor:pointer}.mq-btn-r{box-shadow:none;width:48px;height:48px;border-radius:50%}.mq-btn-r img{margin:auto}.mq-btn-r.link:hover,.mq-btn-r.link:focus{box-shadow:0.1rem 0.1rem 1.5rem rgba(0,0,0,0.25)}.cp-chip{padding:4px 12px;border-radius:8px;margin:8px 4px;color:white}.cp-chip:hover{color:white}.Bgfaqs,.Bggrade-1,.Bggrade-6,.Bgclass-1,.Bgclass-6,.Bgus,.Bgfreshman,.Bgmath-history,.Bgclass-11{background-color:#7f0000}.Bggrade-2,.Bggrade-7,.Bgclass-2,.Bgclass-7,.Bguk,.Bgorigami,.Bgclass-12{background-color:#2e5894}.Bggrade-3,.Bggrade-8,.Bgclass-3,.Bgclass-8,.Bgkindergarten,.Bgpuzzles,.Bgjee{background-color:#c2185b}.Bgexamples,.Bggrade-4,.Bggrade-9,.Bgclass-4,.Bgclass-9,.Bgin,.Bgsudoku{background-color:#38620a}.Bgworksheets,.Bggrade-5,.Bggrade-10,.Bgclass-5,.Bgclass-10,.Bginteresting,.Bgchildrens{background-color:#7b1fa2}.cp-button{vertical-align:middle;border:0.5px solid;padding:12px 16px;margin:0.5em;border-radius:8px;font-size:1em;font-weight:bold;box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15);transition:box-shadow 0.05s ease-in-out, box-shadow 0.3s ease-in-out;cursor:pointer;max-width:250px;min-width:150px;display:inline-block}.cp-button:hover,.cp-button:focus{box-shadow:0.1rem 0.1rem 1.5rem rgba(0,0,0,0.5)}.cp-button.primary-dark{background-color:#fff;color:#7f0000;border-color:#7f0000}.cp-button.transparent{background-color:#fff;color:black;border-color:black}.cp-card-topic{max-width:250px;width:100%;padding:12px 16px;border-radius:12px;border:solid 2px #b71c1c;margin:8px}.cp-card-topic:hover,.cp-card-topic:focus{box-shadow:0.1rem 0.1rem 1.5rem rgba(0,0,0,0.25);color:#0000B8}.cp-card-topic:hover:hover,.cp-card-topic:hover:focus,.cp-card-topic:focus:hover,.cp-card-topic:focus:focus{color:#7f0000}.cp-card-unit{max-width:350px;width:100%;border:1px solid #e0e0e0;border-radius:12px;margin:8px}.cp-card-unit-title{padding:8px 16px;color:#5f6368}.cp-card-unit-body{padding:8px 16px;min-height:130px;color:#5f6368}.cp-card-unit a{color:#0000B8}.cp-card-unit a:hover,.cp-card-unit a:focus{color:#7f0000}.cp-card-unit-footer{padding:8px 16px;border-top:1px solid #c5c5c5}.cp-card-unit:hover{box-shadow:0.1rem 0.1rem 1.5rem rgba(0,0,0,0.25)}.cp-card-unit.short{max-width:270px;padding:16px}.cp-card-unit-short-title{color:#5f6368}.cp-card-unit-short-title:hover,.cp-card-unit-short-title:focus{color:#7f0000}.cp-card-book-short{max-width:160px;border:1px solid #e0e0e0;background-color:#f5f5f5;border-radius:12px}.cp-card-book-short-image{height:160px;width:auto}.cp-card-book-short-title{line-height:1.2}.cp-card-book-short:hover{box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.cp-card-chapter{border-radius:12px;padding:16px;color:#202124;display:block;margin:8px;height:100%}.cp-card-chapter.small{max-width:550px}.cp-card-chapter-title a{color:#7f0000;font-weight:bold}.cp-card-chapter-title a:hover{color:#0000B8}.cp-card-chapter:hover,.cp-card-chapter:focus{box-shadow:0.1rem 0.1rem 1.5rem rgba(0,0,0,0.25)}.cp-card-chapter.short{max-width:360px}.cp-card-chapter-footer{min-height:48px}