.little-icon{color:#a1a1aa}.lesson-name{font-weight:700}.inline{display:inline}iframe{width:100%;height:100%;border:none}.pointer{cursor:pointer}.side-lesson-list a:hover{background-color:#0000001a}.side-lesson-list .active{background-color:#fff}.video-unavailable{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;background:#000;color:#fff}.video-unavailable p{color:#fff}.logo{width:160px}.video-container{background-color:#000}.video-info svg{display:inline-block}@media (max-width: 600px){.breadcrumb{width:100%}.breadcrumb ol{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:7px}.breadcrumb li{white-space:nowrap;flex:0 0 auto}}.read-more-box{position:relative}.read-more-box:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:60px;pointer-events:none;background:linear-gradient(to bottom,#fff0,#f4f4f5)}.read-more-box-expanded{padding-bottom:40px}