Can CSS Variables Be Used Directly Within Media Queries?

Incorporating CSS Variables into Media Queries: An Elucidation

In an endeavor to utilize CSS variables within media queries, practitioners might encounter challenges. To address this, the key is to delve into the specifications. As per the guidelines, the var() function has specific limitations. While it can be employed as part of any property value on an element, it cannot be used as a property name, selector, or anything outside of property values.

Consequently, integrating CSS variables into media queries is not a viable option. This is because CSS variables, once defined at the :root level (e.g., on the element), can be inherited by other elements. However, media queries are not considered elements and thus do not inherit from . This renders the utilization of CSS variables within media queries ineffective.

Instead of attempting to use CSS variables in media queries, we can leverage CSS preprocessors. These preprocessors enable the inclusion of CSS variables in media queries, providing a viable solution.

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