.scrollToTop{
    color: #fff;
    width: 43px;
    height:40px;
    padding: 0 10px 0 10px;
    line-height: 40px;
    text-align:right;
    font-weight: bold;
    font-size: 0;
    text-decoration: none;
    position:fixed;
    bottom:10px;
    right:10px;
    display:none;
    background: url('images/arrow_up.png') gray no-repeat 10px center;
}
.scrollToTop:hover, .scrollToTop:focus {
    text-decoration:none;
    color: #fff;
}