[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [ScreencastFrameMetadata](./puppeteer.protocol.page.screencastframemetadata.md) > [scrollOffsetX](./puppeteer.protocol.page.screencastframemetadata.scrolloffsetx.md) ## Protocol.Page.ScreencastFrameMetadata.scrollOffsetX property Position of horizontal scroll in CSS pixels. Signature: ```typescript scrollOffsetX: number; ```