body {
      font-family: "Segoe UI", Arial, sans-serif;
      background-color: #f5f5f5;
      margin: 0;
      padding: 40px 20px;
      color: #333;
    }
    .container {
      max-width: 900px;
      margin: 0 auto;
      background: #fff;
      padding: 40px;
      border-radius: 12px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    }
    h1 {
      font-size: 28px;
      text-align: center;
      margin-bottom: 30px;
      color: #222;
    }
    h2 {
      font-size: 20px;
      margin-top: 25px;
      margin-bottom: 10px;
      border-bottom: 2px solid #eee;
      padding-bottom: 5px;
      color: #444;
    }
    p {
      margin-bottom: 15px;
      line-height: 1.7;
    }
    a {
      color: #0066cc;
      text-decoration: none;
    }
    a:hover {
      text-decoration: underline;
    }
    .section {
      margin-bottom: 30px;
    }