Html elements button, progress, and dfn

button element Defines a clickable Button element, progress element The HTML progress (<progress>) element is used to view the completion progress of a task, dfn element Specifies that the enclosed text defines a term. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

button button and progress, button, progress, and dfn

Advanced example

Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':

You cannot advance example level further.