.clearfix{*zoom:1}.clearfix:before,.clearfix:after{display:table;content:"";line-height:0}.clearfix:after{clear:both}.hide-text{font:0/0 a;color:transparent;text-shadow:none;background-color:transparent;border:0}.input-block-level{display:block;width:100%;min-height:30px;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.catalogvideo-list{*zoom:1;position:relative}.catalogvideo-list:before,.catalogvideo-list:after{display:table;content:"";line-height:0}.catalogvideo-list:after{clear:both}.catalogvideo-list .left-side{width:480px;float:left}.catalogvideo-list .left-side .description{margin:3px 0 0;font-size:11px}.catalogvideo-list .right-side{position:relative;float:left}.catalogvideo-list .right-side .item{margin-top:5%;margin-right:10px;cursor:pointer;position:relative;float:left}.catalogvideo-list .right-side .item:hover::after,.catalogvideo-list .right-side .item.active::after{content:'';width:124px;height:68px;border:4px solid #efefef;position:absolute;top:0;right:0}.catalogvideo-list .right-side .item.active{cursor:default}.mst-video-responsive-container{position:relative;padding-bottom:56.25%;overflow:hidden}.mst-video-responsive-container,.responsive-container iframe{max-width:1280px;max-height:720px}.mst-video-responsive-container iframe{position:absolute;top:0;left:0;width:100%;height:100%}.UI-DESCRIPTION{padding-top:10px;float:left}