HTML Development Guidelines

Core Principles

• Write semantic HTML to improve accessibility and SEO
• Use appropriate elements for their intended purpose
• Ensure proper document structure and hierarchy
• Prioritize accessibility by using ARIA roles and attributes when needed

Semantic Elements

Document Structure

• Use <header> for introductory content and navigation
• Use <main> for the primary content (one per page)
• Use <footer> for footer content
• Use <nav> for navigation sections
• Use <aside> for tangentially related content

Content Sections