<meta charset="UTF-8">

<title>CSS Values and Units Test: ch unit in height with 'text-orientation: sideways'</title>

<link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">

<link rel="help" href="https://www.w3.org/TR/css-values-3/#font-relative-lengths">

<link rel="match" href="reference/ch-unit-009-ref.html">

<meta name="assert" content="In this test, the ch unit is the advance width measure of the 0 (ZERO, U+0030) glyph.">

<style>

div

{

float: left;

font-size: 80px; /* arbitrary font size */

text-orientation: sideways;

writing-mode: vertical-rl;

}

div#test-blue

{

background-color: blue;

height: 5ch;

width: 1.8em;

}

div#reference-orange

{

background-color: orange;

color: orange;

line-height: 1.8; /* arbitrary line-height */

}

</style>

<p>Test passes if there is a blue rectangle with the <strong>same height</strong> as an orange rectangle.

<div id="test-blue"></div>

<div id="reference-orange">00000</div>