:root{color-scheme:light;font-family:system-ui,sans-serif}body{margin:0;min-height:100vh;background:#fff;color:#1a1a1a;display:flex;align-items:center;justify-content:center}.screen{display:flex;align-items:center;justify-content:center;width:100vw;height:100vh}.spinner{width:2rem;height:2rem;border:3px solid #e0e0e0;border-top-color:#1a1a1a;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}