.scrollup{
    width: 40px;
    height: 40px;
    opacity: 0.9;
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: none;
    text-indent: -9999px;
    background: url("/img/up-arrow.png") no-repeat;
	border-radius: 20px;
	z-index: 99;
}