html, body { margin:0; width:100%; height:100%; overflow:hidden; background:#020202; }
canvas { display:block; width:100vw; height:100vh; background: radial-gradient(circle at 50% 45%, #171103 0%, #050505 45%, #000 100%); cursor: none; }
.hint{ position:fixed; left:18px; bottom:16px; color:rgba(255,221,0,.45); font:12px/1.3 Arial,sans-serif; letter-spacing:.08em; text-transform:uppercase; pointer-events:none; user-select:none; }
@media (max-width:700px){ .hint{display:none;} }