strong element Specifies that the enclosed text should be rendered in the browser as "strong" (usually bold) text, var element Specifies that the enclosed text is a variable, br element Specifies a hard line break in the 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':