It is used to include introductory content or a set of links to navigate. Usually includes a header (<h1>-<h6>), a logo, a search form, information about the author, etc.

Can be repeated within the same document but cannot be used within <footer>, <address> or another <header>.

It does not contribute to the outline of the document.

It has an implicit ARIA role banner, or generic if it is a descendant of an <article>, <aside>, <main>, <nav> or <section> or of an element with an article, complementary, main, navigation or region role.

• Type: block
• Self-closing: No
• Semantic value: Yes

Definition and example | Support