body{display:flex;align-items:center;justify-content:center;height:100vh}@keyframes beat{0%{transform:scale(1.01)}25%{transform:scale(1.05)}50%{transform:scale(1.1)}}.container{width:300px;height:300px;display:flex;align-items:center;justify-content:center;border-radius:50%;background-color:#54c2a6;animation:beat 1s infinite}h1{font-family:Times New Roman,Times,serif;color:#f7faf8}