body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background-color: #f9faff;
      color: #333;
      margin: 0;
      padding: 20px;
      line-height: 1.6;
    }
    .container {
      max-width: 900px;
      margin: auto;
      background: #fff;
      padding: 40px 50px 60px 50px;
      border-radius: 12px;
      box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    }
    h1 {
      color: #007c91;
      font-weight: 700;
      font-size: 2.8rem;
      margin-bottom: 30px;
      text-align: center;
    }
    img.product-image {
      display: block;
      margin: 0 auto 40px auto;
      max-width: 100%;
      border-radius: 12px;
      box-shadow: 0 6px 18px rgba(0,0,0,0.12);
    }
    h2 {
      color: #005f68;
      margin-top: 40px;
      margin-bottom: 15px;
    }
    p {
      margin-bottom: 20px;
      font-size: 1.1rem;
      text-align: justify;
    }
    ul {
      margin-left: 20px;
      margin-bottom: 20px;
      font-size: 1.05rem;
    }
    table {
      width: 100%;
      border-collapse: collapse;
      margin-bottom: 40px;
      font-size: 1.05rem;
    }
    table, th, td {
      border: 1px solid #ccc;
    }
    th, td {
      padding: 12px 15px;
      text-align: left;
    }
    th {
      background-color: #e0f1f5;
      color: #007c91;
    }
    a {
      color: #007c91;
      text-decoration: none;
    }
    a:hover {
      text-decoration: underline;
    }
    .cta-button {
      display: block;
      width: 280px;
      margin: 40px auto 0 auto;
      background-color: #007c91;
      color: white;
      text-align: center;
      padding: 15px 0;
      font-size: 1.2rem;
      font-weight: 700;
      border-radius: 10px;
      text-decoration: none;
      box-shadow: 0 6px 15px rgba(0,124,145,0.6);
      transition: background-color 0.3s ease;
    }
    .cta-button:hover {
      background-color: #005f68;
    }
    @media (max-width: 600px) {
      .container {
        padding: 20px 15px 40px 15px;
      }
      h1 {
        font-size: 2rem;
      }
      .cta-button {
        width: 90%;
      }
    }