The HTML var tag (variable) is used to represent variable names. Most browsers display it’s content in italics.
Synyax
<var>Variable name</var>
This tag can be used with any elements that supports phrasing content.
Example
<p>The formula for calculating force is: <var>F</var>=<var>m</var>*
<var>a</var> where m is the mass and a is accleration.</p>
Output
The formula for calculating force is: F=m*a where m is the mass and a is acceleration.