#scroll{background-color:rgba(84,195,241,.7);-webkit-border-radius:60px;-moz-border-radius:60px;border-radius:60px;bottom:10px;cursor:pointer;display:none;height:50px;position:fixed;right:10px;text-indent:-9999px;transition:all .3s;width:50px;z-index:9}#scroll span{border:8px solid transparent;border-bottom-color:#fff;height:0;left:50%;margin-left:-8px;margin-top:-12px;position:absolute;top:50%;width:0}#scroll:hover{background-color:rgba(0,151,224,.7);filter:"alpha(opacity=100)";-ms-filter:"alpha(opacity=100)";opacity:1}