video element The HTML <video> element is used to embed video content in an HTML or XHTML document, base element Specifies a base URL for all of the relative URLs in the document to use, button element Defines a clickable Button element. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.
Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':