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<!DOCTYPE html>
<meta charset="utf-8">
<title>Testing Available Space in Orthogonal Flows / ICB / tall max-height scroller</title>
<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/">
<link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#orthogonal-auto">
<link rel="match" href="reference/available-size-002-ref.html">
<meta name="assert" content="When an orthogonal flow's parent doesn't have a definite block size, and the nearest scroller goes not have a fixed height or max-height, use the ICB, even if there is another scroller ancestor up the chain that does have fixed dimensions.">
<meta name="flags" content="">
<style>
body { margin-top: 0; margin-bottom: 0; } /* Shouldn't matter, but in some browsers does. -007 tests this aspect specifically. */
div {
writing-mode: vertical-rl;
font-family: monospace;
font-size: 20px;
position: relative; /* to be a container for #red*/
}
.spacer { /* using 5 spacers of 20vh each instead of a single large one, so
that the line would wrap between spacers if it ends up being
shorter thatn 100vh*/
display: inline-block;
height: calc(20vh - 0.1px); /*Using this instead of 20vh, to account for accumulation of rounding errors, that might make 5*20vh taller than 100vh in some browsers*/
}
span {
background: green;
display: inline-block; /* This should not change it's size or position, but makes the size of the background predictable*/
color: transparent;
}
#red { /* Not necessary when when comparing to the reference, but makes human judgement easier */
position: absolute;
background: red;
writing-mode: vertical-rl;
z-index: -1;
font-family: monospace;
font-size: 20px;
left: 0; top: 0;
}
section { overflow: hidden; }
body > section { height: 20ch; }
</style>
<p>Test passes if there is a <strong>green rectangle</strong> below and <strong>no red</strong>.
<section>
<section>
<section>
<div><aside id="red">0</aside><aside class="spacer"></aside><aside class="spacer"></aside><aside class="spacer"></aside><aside class="spacer"></aside><aside class="spacer"></aside> <span>0</span></div>
</section>
</section>
</section>
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