*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%; height: 100%;
  background: #040812;
  overflow: hidden;
  font-family: 'Orbitron', monospace;
  cursor: crosshair;
  user-select: none;
  -webkit-user-select: none;
}

canvas {
  display: block;
  width: 100vw;
  height: 100vh;
}