HTML <em> Tag
<p>Wow, I <em>really</em> like this song!</p>
The above example demonstrates usage of the
<em> element is used for marking up text with stress emphasis.
<em> element should not be used for placing importance on its contents — it is specifically designed to represent stress emphasis without conveying extra importance.
In particular, the
<em> element should not be confused with the
<b> elements, each of which have their own specific semantics.