:root { font-size: 16px }
        body { max-width: 800px; margin: 0 auto; padding: 20px; line-height: 1.8 }
        h1 { color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 0.5em }
        h2 { color: #34495e; margin-top: 1.5em }
      .content { margin-top: 2em; hyphens: auto }
      .highlight { background: #f8f9fa; padding: 15px; border-radius: 5px }
        @media (max-width: 768px) {
            body { padding: 10px }
            :root { font-size: 14px }
        }