Html elements video, sub, and output

video element The HTML  <video> element is used to embed video content in an HTML or XHTML document, sub element Specifies that the enclosed text should be rendered in the browser as subscript, 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 sub, video, sub, and output

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