jquery.scrollup/demo/css/themes/image.css

A jQuery plugin to create a customisable 'Scroll to top' feature that will work with any website, with ease.

/* Image style */
#scrollUp {
    background-image: url("../../img/top.png");
    bottom: 20px;
    right: 20px;
    width: 38px;    /* Width of image */
    height: 38px;   /* Height of image */
}