#scroll {
    position:fixed;
    right:10px;
    bottom:50px;
    cursor:pointer;
    width:50px;
    height:50px;
    background-color:#ffffff;
    text-indent:-9999px;
    display:none;
    -webkit-border-radius:60px;
    -moz-border-radius:60px;
    border-radius:60px;
	border:1.2px solid #585858; 
	z-index: 9999;
}
#scroll span {
    position:absolute;
    top:50%;
    left:50%;
    margin-left:-8px;
    margin-top:-12px;
    height:0;
    width:0;
    border:8px solid transparent;
    border-bottom-color:#000000;
}
#scroll:hover {
    background-color:#ffffff;
    opacity:1;filter:"alpha(opacity=100)";
    -ms-filter:"alpha(opacity=100)";
}