body {
      margin: 0;
      padding: 0;
      background-image: url('A04.webp');
      background-size: cover;
      background-position: center;
      font-family: 'Segoe UI', sans-serif;
      color: white;
    }

    .Content {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      height: 100vh;
      position: relative;
      text-align: center;
      padding: 0 20px;
    }

    h1 {
      font-size: 64px;
      margin: 0;
      margin-top: -40px;
    }

    @keyframes pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.2); }
      100% { transform: scale(1); }
    }

    .click-to-start {
      position: absolute;
      top: 30%;
      left: 50%;
      transform: translateX(50%);
      font-size: 18px;
      font-weight: 300;
      animation: pulse 1.5s infinite ease-in-out;
    }

    .start-btn {
      margin-top: 20px;
      padding: 10px 30px;
      font-size: 20px;
      background-color: yellow;
      border: none;
      color: black;
      border-radius: 8px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .start-btn:hover {
      background-color: orange;
    }

    @media (max-width: 768px) {
      h1 {
        font-size: 40px;
      }

      .click-to-start {
        top: 25%;
        font-size: 16px;
        left: 50%;
        transform: translateX(50%);
      }

      .start-btn {
        font-size: 16px;
        padding: 8px 24px;
      }

      .Content {
        padding: 0 10px;
      }
    }