video element The HTML <video> element is used to embed video content in an HTML or XHTML document, command element The command element represents a command which the user can invoke, b element Displays the text of the element as boldface text. 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':