Html elements video, mark, and output

video element The HTML  <video> element is used to embed video content in an HTML or XHTML document, mark element The HTML Mark Element (<mark>) represents highlighted text, i, output element The output (<output>) element represents the result of a calculation. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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video video and mark, video, mark, and output

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