<!DOCTYPE html><metacharset="utf-8"><title>CSS Values and Units Test: support for the ic unit</title><linkrel="author"title="Jonathan Kew"href="mailto:jkew@mozilla.com"><linkrel="help"href="https://drafts.csswg.org/css-values-4/#ic"><linkrel="match"href="reference/ch-unit-016-ref.html"><metaname="assert"content="The ic unit = used advance measure of the “水” (CJK water ideograph, U+6C34) glyph found in the font used to render it"><style>@font-face{font-family:ASCIIonly;src:local(Ahem),url("/fonts/Ahem.ttf");unicode-range:U+0000-007F;}@font-face{font-family:IcTestHalfWidth;src:url("resources/IcTestHalfWidth.woff2");}div{height:10px;background-color:blue;margin-top:10px;}.test{width:calc(20px+2ic);}.ref{width:100px;}</style><p>The test passes if there are two blue rectangles of equal length.</p><!-- ASCIIonly only supports basic ASCII, and therefore should NOT be used to derive the size of the 'ic' unit, which should instead be based on the U+6C34 ideograph in IcTestHalfWidth, which is 0.5em wide. --><divclass="test"style="font: 80px ASCIIonly, IcTestHalfWidth;"></div><divclass="ref"></div>