.dot{animation:1.4s infinite both dotBounce}.dot:first-child{animation-delay:0s}.dot:nth-child(2){animation-delay:.2s}.dot:nth-child(3){animation-delay:.4s}@keyframes dotBounce{0%{opacity:.2;transform:translateY(0)}20%{opacity:1;transform:translateY(-4px)}40%{opacity:.2;transform:translateY(0)}to{opacity:.2}}