#backtotop{cursor:pointer;display:none;opacity:0.8;position:fixed;z-index:1;border:0;}#backtotop:hover{opacity:1;}#backtotop:focus{opacity:1;outline:none;border-radius:100%;border:4px solid #fff;}#backtotop.image{background:url(/modules/back_to_top/images/backtotop.png) center center no-repeat;height:70px;text-indent:-9999px;width:70px;}@media (-webkit-min-device-pixel-ratio:2),(min-resolution:192dpi){#backtotop.image{background-image:url(/modules/back_to_top/images/backtotop2x.png);background-size:70px 70px;}}#backtotop.text{border-radius:5px;-moz-border-radius:5px;-webkit-border-radius:5px;border-style:solid;border-width:1px;padding:0.5em 1em;text-align:center;}