puppeteer/assets/js/c5dda9e5.2bf63e70.js

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A lot of websites don't expect phones to change size, so you should set the viewport before navigating to the page."),(0,a.kt)("p",null,"In the case of multiple pages in a single browser, each page can have its own viewport size."),(0,a.kt)("b",null,"Signature:"),(0,a.kt)("pre",null,(0,a.kt)("code",{parentName:"pre",className:"language-typescript"},"setViewport(viewport: Viewport): Promise<void>;\n")),(0,a.kt)("h2",{id:"parameters"},"Parameters"),(0,a.kt)("table",null,(0,a.kt)("thead",{parentName:"table"},(0,a.kt)("tr",{parentName:"thead"},(0,a.kt)("th",{parentName:"tr",align:null},"Parameter"),(0,a.kt)("th",{parentName:"tr",align:null},"Type"),(0,a.kt)("th",{parentName:"tr",align:null},"Description"))),(0,a.kt)("tbody",{parentName:"table"},(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",{parentName:"tr",align:null},"viewport"),(0,a.kt)("td",{parentName:"tr",align:null},(0,a.kt)("a",{parentName:"td",href:"/puppeteer/docs/puppeteer.viewport"},"Viewport")),(0,a.kt)("td",{parentName:"tr",align:null})))),(0,a.kt)("b",null,"Returns:"),(0,a.kt)("p",null,"Promise","<","void",">"),(0,a.kt)("h2",{id:"remarks"},"Remarks"),(0,a.kt)("p",null,"Argument viewport have following properties:"),(0,a.kt)("ul",null,(0,a.kt)("li",{parentName:"ul"},(0,a.kt)("p",{parentName:"li"},(0,a.kt)("inlineCode",{parentName:"p"},"width"),": page width in pixels. required")),(0,a.kt)("li",{parentName:"ul"},(0,a.kt)("p",{parentName:"li"},(0,a.kt)("inlineCode",{parentName:"p"},"height"),": page height in pixels. required")),(0,a.kt)("li",{parentName:"ul"},(0,a.kt)("p",{parentName:"li"},(0,a.kt)("inlineCode",{parentName:"p"},"deviceScaleFactor"),": Specify device scale factor (can be thought of as DPR). 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