body {
  margin: 0;
  background: #23272e;
  font-family: Arial, sans-serif;
  color: #fff;
}

#game-area {
  width: 900px;
  margin: 40px auto 0;
  text-align: center;
  background: #1a1d22;
  border-radius: 12px;
  box-shadow: 0 6px 36px #000a;
  padding: 24px;
}

canvas {
  border-radius: 10px;
  border: 3px solid #444;
  background: #000;
  display: block;
  margin: 0 auto;
}

#controls {
  margin-top: 14px;
  font-size: 1.05em;
  color: #c9e4ff;
  background: #222e;
  border-radius: 6px;
  padding: 6px 0;
  letter-spacing: 1px;
}