.gsf-video{text-align:center}.gsf-video a{display:inline-block;cursor:pointer;-webkit-transition:.5s;transition:.5s;width:90px;height:90px;position:relative;border-radius:50%}.gsf-video a i{font-size:20px;line-height:90px;padding-left:4px}.gsf-video a:before{content:"";display:block;position:absolute;left:0;top:0;right:0;bottom:0;-webkit-transition:all .5s;transition:all .5s;-webkit-transform:scale(1);transform:scale(1);opacity:1;border-radius:50%}.gsf-video a:active:before,.gsf-video a:focus:before,.gsf-video a:hover:before{-webkit-transform:scale(1.3);transform:scale(1.3);opacity:0}.gsf-video.gsf-video-large a:before{border:5px solid}.gsf-video.gsf-video-medium a{width:80px;height:80px}.gsf-video.gsf-video-medium a i{line-height:80px;font-size:18px}.gsf-video.gsf-video-medium a:before,.gsf-video.gsf-video-small a:before{border:3px solid}.gsf-video.gsf-video-small a{width:70px;height:70px}.gsf-video.gsf-video-small a i{line-height:70px;font-size:16px}