.scrollUp{position:fixed;bottom:20px;right:20px;z-index:10;opacity:0;visibility:hidden;transition:opacity .3s ease-in-out,visibility 0s linear .3s}.scrollUp.visible{opacity:1;visibility:visible;transition:opacity .3s ease-in-out,visibility 0s linear}.scrollUp-button{display:flex;align-items:center;justify-content:center;border:1px solid gray;border-radius:100%;background-color:#fff;box-shadow:0 0 10px rgba(0,0,0,.3);width:50px;height:50px;padding:0;pointer-events:all;transition:opacity .3s ease-in-out}.scrollUp-button:hover{background-color:#e6e6e6}