* {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: 'Nunito', sans-serif;
      background-color: #f9fbfc;
      color: #333;
      line-height: 1.7;
    }

    header {
      background: linear-gradient(to right, #43cea2, #185a9d);
      color: white;
      padding: 20px 40px;
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    header h1 {
      margin: 0;
      font-size: 24px;
    }

    .header-left {
      flex-grow: 1;
    }

    .home-button {
      background-color: white;
      color: #0077cc;
      font-weight: 600;
      padding: 8px 16px;
      border: none;
      border-radius: 6px;
      text-decoration: none;
      transition: background-color 0.3s ease;
      font-size: 14px;
    }

    .home-button:hover {
      background-color: #f0f0f0;
    }
    
    main {
      max-width: 800px;
      margin: 40px auto;
      padding: 0 20px;
      background: white;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }

    h2 {
      font-size: 20px;
      margin-top: 30px;
      color: #43cea2;
    }

    p, li {
      margin-bottom: 12px;
    }

    ul {
      padding-left: 20px;
      margin-top: 10px;
    }

    a {
      color: #0077cc;
      text-decoration: none;
    }

    a:hover {
      text-decoration: underline;
    }

    footer {
      text-align: center;
      padding: 30px 20px;
      color: #888;
      font-size: 14px;
    }