article {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    line-height: 1.6;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    color: #333;
  }

  article h1 {
    font-size: 24px;
    color: #1a5d1a;
    margin-bottom: 12px;
    text-align: center;
  }

  article h2 {
    font-size: 18px;
    color: #2f4f4f;
    margin-top: 20px;
    margin-bottom: 10px;
    border-left: 4px solid #1a5d1a;
    padding-left: 10px;
  }

  article p {
    margin-bottom: 10px;
  }

  article ul {
    margin-left: 20px;
    padding-left: 15px;
  }

  article ul li {
    margin-bottom: 5px;
    list-style-type: disc;
  }

  article strong {
    color: #000;
  }

  @media (max-width: 600px) {
    article {
      padding: 15px;
      font-size: 15px;
    }

    article h1 {
      font-size: 20px;
    }

    article h2 {
      font-size: 16px;
    }
  }