#scrollToTop a {
    /*background:transparent url(../images/top.png) no-repeat 0 0;*/
    background:transparent url(../images/back-to-top.png) no-repeat 0 0;
    position: fixed;
    bottom: 70px;
    right: 30px;
    display:block;
    /*width:53px;*/
    width:40px;
    height: 53px;
    z-index: 999999;
    opacity:0.5;
}

#scrollToTop a span {
	display:none;
}

@media only screen and (max-width: 767px) {
	#scrollToTop a {display:none}
}