.blue-dot{opacity:.3;background-color:#fff;border-radius:50%;width:12px;height:12px;animation:1.4s ease-in-out infinite both fade}.blue-dot:first-child{animation-delay:-.32s}.blue-dot:nth-child(2){animation-delay:-.16s}@keyframes fade{0%,80%,to{opacity:.3}40%{opacity:1}}