.spinner{display:inline-block;position:relative;width:80px;height:80px}.spinner div{display:inline-block;position:absolute;left:8px;width:16px;background:#fff;animation:spinner 1.2s cubic-bezier(0,.5,.5,1) infinite}.spinner div:first-child{left:8px;animation-delay:-.24s}.spinner div:nth-child(2){left:32px;animation-delay:-.12s}.spinner div:nth-child(3){left:56px;animation-delay:0}@keyframes spinner{0%{top:8px;height:64px}50%,to{top:24px;height:32px}}