body {
  font-family: Arial, sans-serif;
  background-color: #111;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
}

.game-container {
  text-align: center;
}

canvas {
  background-color: #222;
  border: 2px solid #fff;
  margin-top: 20px;
}

.controls button {
  padding: 8px 16px;
  margin: 5px;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 6px;
  background-color: #ff9800;
  color: #111;
  transition: 0.2s;
}

.controls button:hover {
  background-color: #ffc107;
}

.instructions {
  margin-top: 10px;
  font-size: 16px;
}