body {
      font-family: Arial, sans-serif;
      line-height: 1.6;
      background-color: #f9f9f9;
      color: #333;
      margin: 0;
      padding: 0;
    }

    .container {
      max-width: 900px;
      margin: 40px auto;
      background-color: #fff;
      padding: 40px;
      box-shadow: 0 0 10px rgba(0,0,0,0.1);
      border-radius: 8px;
    }

    h1 {
      text-align: center;
      color: #222;
      margin-bottom: 30px;
    }

    h2 {
      color: #444;
      margin-top: 30px;
    }

    p {
      margin-bottom: 15px;
    }

    a {
      color: #0066cc;
      text-decoration: none;
    }

    a:hover {
      text-decoration: underline;
    }

    .info {
      background-color: #f1f1f1;
      padding: 15px;
      border-left: 4px solid #0066cc;
      margin-bottom: 20px;
    }

    footer {
      background-color: #333;
      color: white;
      padding: 10px 0;
      text-align: center;
    }

    .contact-list {
      font-family: Arial, sans-serif;
      font-size: 16px;
      text-align: center;
    }

    .contact-list a {
      color: #333;
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
      margin: 15px;
    }

    .contact-list a:hover {
      color: #ff9800;
    }

    #scrollToTopBtn {
      position: fixed;
      bottom: 40px;
      right: 40px;
      z-index: 100;
      background-color: #333;
      color: #ff9800;
      border: none;
      padding: 14px 18px;
      border-radius: 50%;
      font-size: 24px;
      cursor: pointer;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      display: none;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    #scrollToTopBtn:hover {
      background-color: #555;
      transform: translateY(-2px);
    }