.pl{display:flex;justify-content:center}.pl__chip{border:1px solid #198754;border-radius:5px;width:20px;height:20px;margin-left:3px;background-color:transparent;animation:animateBoxes 4s infinite}.pl__chip:nth-child(1){animation-delay:0s}.pl__chip:nth-child(2){animation-delay:.6s}.pl__chip:nth-child(3){animation-delay:.9s}.pl__chip:nth-child(4){animation-delay:1.2s}.pl__chip:nth-child(5){animation-delay:1.5s}.pl__chip:nth-child(6){animation-delay:1.8s}.pl__chip:nth-child(7){animation-delay:2.1s}.pl__chip:nth-child(8){animation-delay:2.5s}.pl__chip:nth-child(9){animation-delay:2.8s}.pl__chip:nth-child(10){animation-delay:3.1s}.pl__chip:nth-child(11){animation-delay:3.4s}.pl__chip:nth-child(12){animation-delay:3.7s}@keyframes animateBoxes{0%,50%,to{background-color:transparent}50%{background-color:#198754}}