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  1. <header>: The Header element - HTML | MDN - MDN Web Docs

    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 …

  2. HTML header Tag - W3Schools

    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 …

  3. Header | U.S. Web Design System (USWDS)

    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 …

  4. List of HTTP header fields - Wikipedia

    List of HTTP header fields ... This article lists standard and notable non-standard HTTP header fields. A core set of fields is standardized by the Internet Engineering Task Force (IETF) in …

  5. Header Tags: A Simple (But Complete) Guide To H1, H2 and H3 …

    Jul 30, 2025 · This is a complete guide to header tags in 2021. 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 …

  6. What is a Header? - Computer Hope

    Nov 2, 2025 · A header or heading 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 …

  7. Creating an MLA Header | What to Include & How to Format It

    Aug 22, 2019 · MLA header format The MLA header follows the same format as the rest of an MLA paper: 1-inch margins Double-spaced Left-aligned 12 point standard font (e.g. Times …