/* Image style */
#scrollUp {
	bottom: 20px;
	right: 20px;
	height: 40px;  /* Height of image */
	width: 40px; /* Width of image */
	background: url(../images/grey_arrow_up.png) no-repeat scroll 0 0 rgba(255, 255, 255, 0.5);
        border-radius: 100%;
        overflow: hidden;
}