body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #111827;
  color: white;
  text-align: center;
}

#game-wrapper {
  max-width: 900px;
  margin: 30px auto;
  padding: 20px;
}

h1 {
  margin-bottom: 8px;
}

#instructions {
  color: #d1d5db;
  margin-bottom: 16px;
}

canvas {
  background: #1f2937;
  border: 4px solid #374151;
  border-radius: 12px;
  display: block;
  margin: 0 auto;
  width: 100%;
  max-width: 800px;
  height: auto;
  touch-action: none;
}

#hud {
  margin-top: 12px;
  font-size: 18px;
}

#message {
  color: #facc15;
  font-weight: bold;
}
@media (max-width: 600px) {
  #game-wrapper {
    margin: 8px auto;
    padding: 8px;
  }

  h1 {
    font-size: 22px;
  }

  #instructions {
    font-size: 14px;
  }

  #hud {
    font-size: 15px;
  }
}