.gotop{height:30px;width:32px;color:#FFF;font-size:18px;line-height:26px;text-align:center;text-decoration:none;position:fixed;bottom:40px;right:20px;z-index:9999;opacity:.5;background-color:#1E94BF;-moz-border-radius:100px;-webkit-border-radius:100px;border-radius:100px;border:2px solid #FFF;-webkit-box-shadow:0 1px 1px 1px rgba(0,0,0,.5);-moz-box-shadow:0 1px 1px 1px rgba(0,0,0,.5);box-shadow:0 1px 1px 1px rgba(0,0,0,.5);cursor:pointer;display:none}.gotop:hover{opacity:1;color:#FFFE66}