* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: #06060a;
  overflow: hidden;
  cursor: none;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
  -webkit-touch-callout: none;
}
canvas { display: block; }