I want a browser extension that changes the size of the window a bit for every reload/refresh when in dev mode, so that devs no longer get the "works on my mach

I want a browser extension that changes the size of the window a bit for every reload/refresh when in dev mode, so that devs no longer get the "works on my machine full screen" size by default. I work around using responsive dev tools, with a few predefined sizes, but that's less automatic.