[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [VisualViewport](./puppeteer.protocol.page.visualviewport.md) > [offsetY](./puppeteer.protocol.page.visualviewport.offsety.md) ## Protocol.Page.VisualViewport.offsetY property Vertical offset relative to the layout viewport (CSS pixels). Signature: ```typescript offsetY: number; ```