.pacman-dot{animation:flash .9s ease-out infinite alternate}.pacman-dot:nth-child(1){animation-delay:0s}.pacman-dot:nth-child(2){animation-delay:.3s}.pacman-dot:nth-child(3){animation-delay:.6s}@keyframes flash{0%{background-color:#00000040}50%{background-color:#000}to{background-color:#00000040}}