.center{display:flex;justify-content:space-evenly;align-items:center;height:100vh}.circle{background:#FF66CC;width:35px;height:35px;border-radius:50%;box-shadow:0px 0px 1px 1px #0000001a}.pulse{animation:pulse-animation 2s infinite}@keyframes pulse-animation{0%{box-shadow:0 0 0 0px rgba(0,0,0,0.2)}100%{box-shadow:0 0 0 20px rgba(0,0,0,0)}}