body {
      margin: 0;
      background-color: #000;
      font-family: Arial, sans-serif;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      height: 100vh;
      color: #fff;
      padding: 20px;
      box-sizing: border-box;
    }
    .logo {
      max-width: 300px;
      width: 100%;
      margin-bottom: 30px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }
    .whatsapp-button {
      background-color: #ffc000;
      color: black;
      border: none;
      padding: 10px 20px;
      border-radius: 30px;
      font-size: 16px;
      cursor: pointer;
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 10px;
      transition: background-color 0.3s ease;
    }
    .whatsapp-button:hover {
      background-color: #e6c200;
    }
    .whatsapp-button img {
      width: 20px;
      height: 20px;
    }
    @media (max-width: 480px) {
      .logo {
        max-width: 80%;
      }
      .whatsapp-button {
        font-size: 14px;
        padding: 8px 16px;
      }
    }