body {
      margin: 0;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      background-color: #f9f9f9;
    }

    .perspective-container {
      perspective: 600px;
    }

    .cube {
      width: 100px;
      height: 100px;
      position: relative;
      transform-style: preserve-3d;
      animation: rotate 4s infinite linear;
    }

    .cube div {
      position: absolute;
      width: 100%;
      height: 100%;
      background: lightblue; /* Colore uniforme per tutte le facce */
      border: 1px solid #fff;
    }

    .front  { transform: rotateY(0deg) translateZ(50px); }
    .back   { transform: rotateY(180deg) translateZ(50px); }
    .left   { transform: rotateY(-90deg) translateZ(50px); }
    .right  { transform: rotateY(90deg) translateZ(50px); }
    .top    { transform: rotateX(90deg) translateZ(50px); }
    .bottom { transform: rotateX(-90deg) translateZ(50px); }

    @keyframes rotate {
      from {
        transform: rotateX(0deg) rotateY(0deg);
      }
      to {
        transform: rotateX(360deg) rotateY(360deg);
      }
    }