#totop.show{display:inline-flex!important}#totop{display:none!important;position:fixed;right:30px;bottom:30px;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background-color:#eee;box-shadow:0 0 2px rgba(0,0,0,.25);text-decoration:none;transition:all .3s ease;cursor:pointer;z-index:100}#totop svg{fill:#555;transition:fill .3s ease,transform .3s ease;filter:drop-shadow(0 1px 1px rgba(0,0,0,.2))}#totop:hover{background:linear-gradient(145deg,#3d566a,#4a6a8c);box-shadow:0 6px 12px rgba(0,0,0,.35)}#totop:hover svg{fill:#fff}#totop::after{content:attr(data-btn-alt);position:absolute;bottom:120%;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.75);color:#fff;font-size:.75em;padding:4px 8px;border-radius:4px;white-space:nowrap;display:none;pointer-events:none;opacity:0;transition:opacity .2s;pointer-events:none}#totop:hover::after{display:block;opacity:1}