.topic-page .browse-collection{margin-bottom:20px}.topic-page .browse-collection .browse-item{margin-right:8px;margin-bottom:2px}.topic-page .browse-collection .browse-item.topic-video-spotlight{margin-right:16px}.topic-page .browse-item.topic-video-spotlight .browse-item-content{background:none}.topic-page .yt-playall-link{float:right}.topic-page .section-separator{margin-bottom:20px}.topic-page .sidebar-separator{margin-top:10px;margin-bottom:20px}.topic-page .show-more-or-less{text-align:left;margin-bottom:5px}.topic-thumb{border:none;background-color:white;height:64px;width:64px}.topic-thumb img{height:64px;width:64px}.big-topic-thumb{height:64px}.big-topic-thumb img{width:115px}.related-topic-item a h3{color:#333;font-weight:bold}.related-topic-item a:hover h3{color:#1c62b9;font-weight:bold}