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Html elements iframe, nav, and video

iframe element Defines an inline frame (ie a frame embedded in a document), nav element The HTML Navigation Element (<nav>) represents a section of a page that links to other pages or to parts within the page: a section with navigation links, video element The HTML  <video> element is used to embed video content in an HTML or XHTML document. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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iframe iframe and nav, iframe, nav, and video

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