.scrollup{
    width:40px;
    height:40px;
    opacity:0.3;
    position:fixed;
    bottom:10px;
    right:10px;
    display:none;
    text-indent:-9999px;
    background: url('../images/extras/icon_top.png') no-repeat;
	border: 0px;
}
@media (max-width: 767px) {
	.scrollup{
		width:20px;
		height:20px;
		opacity:0.3;
		position:fixed;
		bottom:0px;
		right:0px;
		display:none;
		text-indent:-9999px;
		background: url('../images/extras/icon_top_lo.png') no-repeat ;
		border: 0px;
	}
}