details element The HTML details element (<details>) is used as a disclosure widget from which the user the retrieve additional information, ruby element Defines a container for Ruby Text, q element Specifies that the enclosed text is a short, inline quote from another source. 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':