method ElementHandle.prototype.boxModelimport { ElementHandle } from "https://deno.land/x/puppeteer@16.2.0/vendor/puppeteer-core/puppeteer/common/ElementHandle.d.ts"; boxModel(): Promise<BoxModel | null>This method returns boxes of the element, or null if the element is not visible. This method returns boxes of the element, or null if the element is not visible. ReturnsPromise<BoxModel | null>