.st-video-popup .vc_figure{position:relative}.st-video-popup .box{position:absolute;bottom:15px;left:15px;margin:10px;width:60px;height:60px;border-radius:0;border:none;cursor:pointer;background:inherit}.st-video-popup .tri{position:relative;top:40%;left:47%;width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:9px solid #fff}.box{position:relative;z-index:0}.box:before{content:"";position:absolute;z-index:-1;top:0;left:0;right:0;bottom:0;background:#282e3f;transform:scaleX(0);transform-origin:0 50%;transition:transform .3s ease-in-out}.box:hover:before{transform:scaleX(1)}