Skip to main content

HTML Guide

Free site validation

Find out what web pages on your sites are affected by HTML issues.

CSS: “font-size”: “revert” is not a “font-size” value.

This issue is a false positive by the W3C validator, fixed in the latest versions of Nu Validator.

The value revert is indeed a valid value for the CSS property font-size.

Learn more:

Related W3C validator issues