Font-size and height in percent

Font-size and height (testing)
Font-size, height and vertical margins
Font-size and height with font-size given in ems on the <body> element - IE6-/Win bug

Default

Text

Text font-size: 1em

Text font-size: 0.5em

Text font-size: 1.5em

Box (auto height)

Box height: 1em

Box height: 0.5em

Box height: 1.5em

100%

Text

Text font-size: 1em

Text font-size: 0.5em

Text font-size: 1.5em

Box (auto height)

Box height: 1em

Box height: 0.5em

Box height: 1.5em

1em

Text

Text font-size: 1em

Text font-size: 0.5em

Text font-size: 1.5em

Box (auto height)

Box height: 1em

Box height: 0.5em

Box height: 1.5em

0.5em

Text

Text font-size: 1em

Text font-size: 0.5em

Text font-size: 1.5em

Box (auto height)

Box height: 1em

Box height: 0.5em

Box height: 1.5em

1.5em

Text

Text font-size: 1em

Text font-size: 0.5em

Text font-size: 1.5em

Box (auto height)

Box height: 1em

Box height: 0.5em

Box height: 1.5em

More test with font-size (external)

Various test for font-size and other test by Felix Maita
CSS Class tests

Text
CSS Class tests