ses the parser information to determine whether or not the property has been verified. This list will need to be updated as CSS continues to develop, but is a good start for avoiding errors. The intent of this is to warn when there are misspellings.</p>

<p>All vendor-prefixed properties (those beginning with a <code>-</code>) are ignored because vendors may add in their own properties at any point in time, and there are no canonical lists of these properties. This behavior is different than a CSS validator