body{margin:0;font-family:sans-serif}div.credits{font-family:sans-serif;width:100%;text-align:center;position:fixed;bottom:10px;margin:0 auto}#container{width:100vw;height:100vh;display:flex;justify-content:center;align-items:center;flex-direction:column}#loader{border:8px solid #f3f3f3;border-top:8px solid #3498db;border-radius:50%;width:50px;height:50px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}