html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#02040a;color:#fff;font-family:system-ui,sans-serif;touch-action:none}body{display:grid;place-items:center}canvas{max-width:100vw;max-height:100vh;display:block;border-radius:14px;box-shadow:0 0 40px #64f7d62e;touch-action:none}