hgroup element The HTML Headings Group Element (<hgroup>) represents the heading of a section, meta element Specifies general high-level information about a document, sub element Specifies that the enclosed text should be rendered in the browser as subscript. 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':