Test for Bugzilla bug: 77028 Specified width CSS tables should not include border and padding as part of that width.
For a CSS table with a specified width, border and padding should not be included as part of its width (for the content-box model).
50%, content-box
300px, content-box
50vw, content-box
30em, content-box
50%, border-box
300px, border-box
50vw, border-box
30em, border-box
50%, padding-box
300px, padding-box
50vw, padding-box
30em, padding-box