[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Browser](./puppeteer.protocol.browser.md) > [Bounds](./puppeteer.protocol.browser.bounds.md) > [left](./puppeteer.protocol.browser.bounds.left.md) ## Protocol.Browser.Bounds.left property The offset from the left edge of the screen to the window in pixels. Signature: ```typescript left?: integer; ```