#backTotop:before{display:inline-block;width:12px;height:12px;border-top:3px solid #003560;border-right:3px solid #003560;transform:rotate(-45deg);margin:0px;content:'';position:relative;top:3px}#backTotop:hover{border-radius:5px;box-shadow:0px 0px 10px 0px rgb(0 0 0 / .1)}#backTotop{width:41px;height:41px;background:#00ffc4;position:fixed;bottom:40px;right:20px;z-index:99999999;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.4s all;pointer-events:none;opacity:0;visibility:hidden}.footer-container-wrapper .span12{min-height:auto}#backTotop.show{opacity:1;visibility:visible;pointer-events:auto}