[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [MediaQuery](./puppeteer.protocol.css.mediaquery.md) ## Protocol.CSS.MediaQuery interface Media query descriptor. Signature: ```typescript export interface MediaQuery ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [active](./puppeteer.protocol.css.mediaquery.active.md) | boolean | Whether the media query condition is satisfied. | | [expressions](./puppeteer.protocol.css.mediaquery.expressions.md) | [MediaQueryExpression](./puppeteer.protocol.css.mediaqueryexpression.md)\[\] | Array of media query expressions. |