:root{--page-gutter-mobile:6px}@keyframes YBfKzW_fadeIn{0%{opacity:0}to{opacity:1}}.YBfKzW_tabYoutube{background:0 0;width:calc(100% - 2px);height:168px;position:relative}.YBfKzW_tabYoutubeAbsent{display:none}.YBfKzW_youtubePlaceholder{z-index:-2;object-fit:cover;width:100%;height:100%;display:block;position:absolute}.YBfKzW_youtubeSpinner{z-index:-1;position:absolute;top:calc(50% - 40px);left:calc(50% - 15px)}.YBfKzW_youtubeIcon{transform-origin:100% 0;background-color:#fe0000;border-radius:50%/11%;width:31.33px;height:22.1px;position:absolute;top:3px;right:5.5px}.YBfKzW_youtubeIcon:before{content:"";background-color:#fe0000;border-radius:5%/42%;width:33.93px;height:18.2px;position:absolute;top:1.95px;left:-1.3px}.YBfKzW_youtubeIconPlay{border:8.45px solid #0000;border-right-color:#fff;position:absolute;top:2.86px;left:12.35px;transform:rotate(180deg)rotateX(-60deg)}.YBfKzW_youtubeHandle{cursor:pointer;background:#f6f6f6;border:1px solid #ccc;border-top-left-radius:5px;border-top-right-radius:5px;width:42px;height:28px;display:none;position:absolute;top:-30px;right:0}.YBfKzW_youtubeHandle:after{content:"";position:absolute;top:-8px;bottom:-8px;left:-1px;right:-1px}@media (max-width:949px){.YBfKzW_tabYoutube{width:100%;height:140px}}@media (max-width:819px){.YBfKzW_tabYoutube{z-index:19;border-radius:6px 6px 0 0;width:250px;height:141px;margin-bottom:0;transition:transform .2s;position:fixed;bottom:42px;right:9px;transform:translateY(0);box-shadow:0 -2px 12px #00000026}.YBfKzW_tabYoutubeMinimized{box-shadow:none;transform:translateY(calc(100% + 42px))}}@media (max-width:639px){.YBfKzW_tabYoutube{width:210px;height:118px;right:6px}}@media (max-width:414px){.YBfKzW_tabYoutube{width:180px;height:101px}}
:root{--page-gutter-mobile:6px}@keyframes ocgp0q_fadeIn{0%{opacity:0}to{opacity:1}}.ocgp0q_wrapper{display:inline}.ocgp0q_dot{vertical-align:middle;border-radius:50%;width:10px;height:10px;margin-left:5px;display:inline-block;position:relative;top:-1px}.ocgp0q_beginner{background-color:#22c55e}.ocgp0q_intermediate{background-color:#eab308}.ocgp0q_advanced{background-color:#ef4444}