body {
      font-family: Arial, sans-serif;
      margin: 0;
      background-color: #f5f5f5;
    }



    .container {
      max-width: 800px;
      margin: 40px auto;
      padding: 30px;
      background-color: white;
      border-radius: 10px;
      box-shadow: 0 0 30px #4CAF50;
      animation: glowing 3s infinite ease-in-out;
    }

    @keyframes glowing {
      0% { box-shadow: 0 0 10px #4CAF50; }
      50% { box-shadow: 0 0 25px #81C784; }
      100% { box-shadow: 0 0 10px #4CAF50; }
    }

    h3 {
      color: #333;
      margin-bottom: 10px;
    }

    .checkbox-container {
      border: 1px solid #ddd;
      padding: 15px;
      border-radius: 6px;
      background-color: #f9f9f9;
      margin-bottom: 20px;
    }

    .checkbox-item {
      display: block;
      margin-bottom: 8px;
      font-size: 15px;
    }

    button[type="submit"] {
      padding: 12px 24px;
      font-size: 16px;
      background-color: #4CAF50;
      color: white;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    button[type="submit"]:hover {
      background-color: #43a047;
    }

    .content {
      padding: 30px;
      display: flex;
      justify-content: center;
    }

    .structure {
      width: 70vw;
      max-width: 900px;
    }

    .product-card {
      background-color: white;
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 20px;
      box-shadow: 0 0 30px #4CAF50;
      animation: glowingCard 2.5s ease-in-out infinite;
    }

    @keyframes glowingCard {
      0% { box-shadow: 0 0 10px #4CAF50; }
      50% { box-shadow: 0 0 25px #81C784; }
      100% { box-shadow: 0 0 10px #4CAF50; }
    }

    .product-card a {
      text-decoration: none;
      color: #2196F3;
      font-weight: bold;
    }

    .product-card a:hover {
      text-decoration: underline;
    }

    .label {
      font-weight: bold;
    }