.button{width:50px;height:50px;border-radius:50%;background-color:rgb(20,20,20);border:none;font-weight:600;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 4px rgba(180,160,255,.253);cursor:pointer;overflow:hidden;position:relative}.button,.svgIcon{transition-duration:.3s}.svgIcon{width:12px}.svgIcon path{fill:white}.button:hover{width:140px;border-radius:50px;transition-duration:.3s;background-color:rgb(181,160,255);align-items:center}.button:hover .svgIcon{transition-duration:.3s;transform:translateY(-200%)}.button:before{position:absolute;bottom:-20px;content:"Back to Top";color:white;font-size:0}.button:hover:before{font-size:13px;opacity:1;bottom:unset;transition-duration:.3s}