body {
    margin: 0;
    background-color: #121212; /* Fond sombre uni, moderne */
    color: #fff;
    font-family: 'Segoe UI', sans-serif;
    text-align: center;
    transition: 0.1s;
  }

  h1 {
  font-size: 2.5em;
  color: #e2cafb;
  text-shadow: 0 0 10px #e2cafb;
}

  #controls {
    margin: 20px 0;
  }

  #controls button {
    margin: 8px;
    padding: 12px 24px;
    font-size: 16px;
    border: none;
    border-radius: 12px;
    background-color: #333;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s, box-shadow 0.1s;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
  }

  #controls button:hover {
    background-color: #555; 
  }

  #controls button:active {
    transform: translateY(2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }

  canvas {
    display: block;
    margin: auto;
    touch-action: manipulation;
  }

  .pad {
  transition: transform 0.4s ease-in-out, box-shadow 0.4s ease-in-out; /* Transition fluide pour la brillance et la taille */
}

.pad-glow {
  box-shadow: 0 0 20px rgba(100, 100, 255, 0.9); /* Glow plus intense */
}