#scroll-to-top{align-items:center;background-color:grey;border:none;border-radius:50%;bottom:50px;box-shadow:0 2px 5px rgba(0,0,0,.2);color:#fff;cursor:pointer;display:flex;font-size:30px;height:60px;justify-content:center;opacity:0;position:fixed;right:40px;transition:all .3s ease;visibility:hidden;width:60px;z-index:1000}#scroll-to-top:hover{background-color:#666;transform:translateY(-2px)}#scroll-to-top.show{opacity:1;visibility:visible}