Only use H2 to H6 headers in Markdown documents in [#technical-documentation]

Use H2 (##) elements as top-level section headers in Markdown documents to improve accessibility and maintain content structure.

The title field of a Markdown document provides the only H1 element on a page.

Google says using multiple H1s on a page does not affect SEO, but please see the following articles for why you should use only one anyway.

• If Google says H1s don’t matter for rankings, why should you use them? Here’s why
• H1 Headings: Over 50% of SEOs Doing it Wrong?