To HTML Content Category Interactive

Html elements video, h3, and input

video element The HTML  <video> element is used to embed video content in an HTML or XHTML document, h3 element Heading Level 3, input element Defines an input element, such as a text field control or button, within a form. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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video video and h3, video, h3, and input

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