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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS aspect-ratio: correct ratio maintained when box-sizing: border-box and one axis is clamped to 0</title>
<link rel="help" href="https://drafts.csswg.org/css-sizing-4/#aspect-ratio">
<meta name="assert" content='CSS aspect-ratio: correct ratio maintained when box-sizing: border-box and one axis is clamped to 0.'>
<style>
.item {
box-sizing: border-box;
border: 20px solid blue;
}
.horizontal {
aspect-ratio: 2 / 1;
}
.vertical {
aspect-ratio: 1 / 2;
}
.non-replaced {
background: green;
/* Break the items apart to make them individually distinguishable */
margin-bottom: 10px;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('.item')">
<img class="item horizontal" style="width: 50px; height: auto" src="./support/20x50-green.png" width="20" height="50" data-expected-width="50" data-expected-height="40">
<img class="item horizontal" style="width: auto; height: 20px" src="./support/20x50-green.png" width="20" height="50" data-expected-width="80" data-expected-height="40">
<img class="item horizontal" style="max-width: 50px; height: auto" src="./support/20x50-green.png" width="20" height="50" data-expected-width="40" data-expected-height="40">
<img class="item horizontal" style="width: auto; max-height: 20px" src="./support/20x50-green.png" width="20" height="50" data-expected-width="80" data-expected-height="40">
<img class="item vertical" style="height: 50px; width: auto" src="./support/20x50-green.png" width="20" height="50" data-expected-width="40" data-expected-height="50">
<img class="item vertical" style="height: auto; width: 20px" src="./support/20x50-green.png" width="20" height="50" data-expected-width="40" data-expected-height="80">
<img class="item vertical" style="max-height: 50px; width: auto" src="./support/20x50-green.png" width="20" height="50" data-expected-width="40" data-expected-height="50">
<img class="item vertical" style="height: auto; max-width: 20px" src="./support/20x50-green.png" width="20" height="50" data-expected-width="40" data-expected-height="80">
<div class="non-replaced item horizontal" style="width: 50px; height: auto" width="20" height="50" data-expected-width="50" data-expected-height="40"></div>
<div class="non-replaced item horizontal" style="width: auto; height: 20px" width="20" height="50" data-expected-width="80" data-expected-height="40"></div>
<div class="non-replaced item horizontal" style="max-width: 50px; height: auto" width="20" height="50" data-expected-width="50" data-expected-height="40"></div>
<div class="non-replaced item horizontal" style="width: auto; max-height: 20px" width="20" height="50" data-expected-width="80" data-expected-height="40"></div>
<div class="non-replaced item vertical" style="height: 50px; width: auto" width="20" height="50" data-expected-width="40" data-expected-height="50"></div>
<div class="non-replaced item vertical" style="height: auto; width: 20px" width="20" height="50" data-expected-width="40" data-expected-height="80"></div>
<div class="non-replaced item vertical" style="max-height: 50px; width: auto" width="20" height="50" data-expected-width="40" data-expected-height="50"></div>
<div class="non-replaced item vertical" style="height: auto; max-width: 20px" width="20" height="50" data-expected-width="40" data-expected-height="80"></div>
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