[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [StyleDeclarationEdit](./puppeteer.protocol.css.styledeclarationedit.md) ## Protocol.CSS.StyleDeclarationEdit interface A descriptor of operation to mutate style declaration text. Signature: ```typescript export interface StyleDeclarationEdit ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [range](./puppeteer.protocol.css.styledeclarationedit.range.md) | [SourceRange](./puppeteer.protocol.css.sourcerange.md) | The range of the style text in the enclosing stylesheet. | | [styleSheetId](./puppeteer.protocol.css.styledeclarationedit.stylesheetid.md) | [StyleSheetId](./puppeteer.protocol.css.stylesheetid.md) | The css style sheet identifier. | | [text](./puppeteer.protocol.css.styledeclarationedit.text.md) | string | New style text. |