Definition and Usage The <header> element represents a container for introductory content or a set of navigational links. A <header> element typically contains: one or more heading elements (<h1> - …

The <header> HTML element represents introductory content, typically a group of introductory or navigational aids. It may contain some heading elements but also a logo, a search form, an author …

Nov 2, 2025 · A header is text at the top of a page in an electronic document or hard copy. For example, in Microsoft Word, a header could be created in a document to display the page number of each page.

In information technology, header is supplemental data placed at the beginning of a block of data being stored or transmitted. In data transmission, the data following the header is sometimes called the …

Jul 28, 2025 · Keep it clear: The <header> tag should contain introductory content. It’s not meant to hold all content; its purpose is to help introduce or navigate the content.

Dec 30, 2025 · In this new guide, you’ll learn exactly how to use H1 to H6 tags to drive higher search engine rankings, even if you’re new to SEO header tags, or, gotten tricked (by Google) into thinking …

Use the basic header if you have few enough sections in your main navigation to fit comfortably next to your logo; this decision will depend on the length of your text and whether you include a search bar.

A car header is a set of tuned exhaust tubes that replace the stock exhaust manifold to move exhaust out of the engine with less restriction.

The <header> tag defines a header of a page or a section. Tag description, attributes and using examples.

A practical reference to HTTP request and response headers — what they are, common types, debugging workflows, and how headers affect caching, authentication, and browser security in real …