body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  background: linear-gradient(135deg, #1e1e2f, #3a3a5a);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  color: #fff;
}

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

canvas {
  background-color: #111;
  border: 2px solid #fff;
  display: block;
  margin: 20px auto;
  box-shadow: 0 0 20px #0ff, 0 0 40px #0ff inset;
  border-radius: 15px;
}

.controls button {
  padding: 10px 20px;
  margin: 5px;
  border: none;
  border-radius: 8px;
  background: #0ff;
  color: #111;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 0 10px #0ff, 0 0 20px #0ff inset;
}

.controls button:hover {
  background: #0aa;
  box-shadow: 0 0 20px #0ff, 0 0 40px #0ff inset;
}

.score {
  font-size: 1.2em;
  font-weight: bold;
  margin-top: 10px;
}