Examples

HTML examples

Structure accessible web pages.

Structure a document with semantic tags.

Collect input with labelled form controls.

Mark up lists and tabular data with the right elements.

Connect pages and show pictures with alternative text.

Describe the regions of a page with header, nav, main, article, aside, and footer.

Make pages usable with keyboards and screen readers through labels, alt text, and landmarks.

Set the character encoding, viewport, title, description, and stylesheet for a page.

Offer different image files for different screens and embed video with a fallback.

See what each form method sends over HTTP and when to use it.

Limit what linked and embedded content can do with rel, sandbox, and a content security policy.