> For the complete documentation index, see [llms.txt](https://yutakatay.gitbook.io/katapedia/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://yutakatay.gitbook.io/katapedia/doc/html_css.md).

# html\_css

## コーディング規約

<https://hail2u.net/documents/html-best-practices.html>