Here there is meta viewport tag
Print viewport






For desktop;
Viewport (Firefox and other) = window.innerWidth/Height; (Includes scrollbar)
Viewport (IE) = document.documentElement.clientWidth/Height; (Does not include scrollbar)



For mobile devices;
Visual viewport (CSS pixels) = window.innerWidth/Height;
Layout viewport (CSS pixels) = document.documentElement.clientWidth/Height;
Device Width/Height (Device pixels) = screen.width/height;


Take me to page WITHOUT meta viewport

Take me to CORRESPONDING (WITH META) V1 page (WITHOUT MORE CONTENT)

Screen size tests

Increase below content width to 1400px            Decrease below content width to 1200px
Here width is set "1200px" for the div ..Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some content ....Some 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