.spinner{width:40px;height:40px;position:relative;margin:0 auto}.double-bounce1,.double-bounce2{width:100%;height:100%;border-radius:50%;background-color:#20655b;opacity:.6;position:absolute;top:0;left:0;animation:sk-bounce 2s ease-in-out infinite}.double-bounce2{animation-delay:-1s}@keyframes sk-bounce{0%,to{transform:scale(0)}50%{transform:scale(1)}}