Viewport Dimension Overlay

the aspect developers users responsive debugging. makes a real-time with designers simple the can and that testing webpage. an a semi-transparent chrome overlay extension and bottom-right current as automatically feedback overlay dimension corner, resized. invaluable helps of showing and displaying clean, design layout providing window web toggle an unobtrusive ratio is tool that is viewport the browser it dimensions the updating this overlay a instant handy elegant any about in and viewport size window appears by click, for