[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [CSSMedia](./puppeteer.protocol.css.cssmedia.md) > [range](./puppeteer.protocol.css.cssmedia.range.md) ## Protocol.CSS.CSSMedia.range property The associated rule (@media or @import) header range in the enclosing stylesheet (if available). Signature: ```typescript range?: SourceRange; ```