#back-top-right {position: fixed;bottom: 10px;right:0px; display:none;z-index:9999}
#back-top-right a {width: 55px; height: 50px; display: block; background: transparent url(../images/scroll_top.png) no-repeat center center; opacity: 0.4; -webkit-transition: 0.2s; -moz-transition: 0.2s; transition: 0.2s;-webkit-transform: rotate(0); -moz-transform: rotate(0); transform: rotate(0); -webkit-backface-visibility: hidden;}
#back-top-right a:hover {opacity: 0.6;}