.spinner{border:4px solid rgba(0,0,0,.1);border-left-color:white;border-radius:50%;width:30px;height:30px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.clip-bottom{clip-path:polygon(50% 100%,0 0,100% 0);background-color:black}