#totop{position:fixed;bottom:39px;right:8px;z-index:99}#totop a{width:40px;height:36px;position:relative;display:block;background:#ab8e6e;-webkit-transition:.5s;-moz-transition:.5s;-o-transition:.5s;-ms-transition:.5s;transition:.5s}#totop a:hover{opacity:.8}#totop a:before{position:absolute;top:14px;left:14px;content:'';height:11px;width:11px;display:block;border:1px solid #fff;border-bottom-width:0;border-left-width:0;transform:rotate(-45deg);-webkit-transform:rotate(-45deg);-moz-transform:rotate(-45deg);-o-transform:rotate(-45deg)}