<em>
Emphasis indicates special meaning or particular importance.
Rendering expectations
For Western languages, the content of the
<em> element is typically rendered in an
italic font.
Specialization hierarchy
The <em> element is
specialized from <ph>. It is defined in the
emphasis-domain module.
Attributes
The following attributes are
available on this element: universal
attributes and @keyref.
Example
The following code sample shows how the
<em> element can be used to emphasize a
phrase in a paragraph:
<p>A good plan once adopted and put into execution <em>should not be
abandoned</em> unless it becomes clear that it can not succeed.</p>