Blitz - WPT: grid-align-content.html

wpt / css / css-grid / alignment / grid-align-content.html
Data from commit:
708eb61 WPT runner: support mismatch reftests and multiple rel=match links (#665) (2026-08-09)
Subtest	Status	Message
.grid 1	PASS
.grid 2	PASS
.grid 3	PASS
.grid 4	PASS
.grid 5	PASS
.grid 6	PASS
.grid 7	PASS
.grid 8	PASS
.grid 9	PASS
.grid 10	PASS
.grid 11	PASS
.grid 12	PASS
.grid 13	PASS
Enable JavaScript in test iframe
/css/css-grid/alignment/grid-align-content.html
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Grid Layout test: align-content property</title>
<link rel="author" title="Rossana Monteriso" href="mailto:rmonteriso@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#grid-align">
<link rel="help" href="https://drafts.csswg.org/css-align-3/#content-distribution">
<meta name="assert" content="This test checks that the align-content property is applied correctly in both directions RTL and LTR.">
<meta name="flags" content="ahem">
<link rel="stylesheet" href="/css/support/grid.css">
<link rel="stylesheet" href="/css/support/alignment.css">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />

<style>
body {
    margin: 0;
}

.grid {
    grid: 100px 100px / 50px 50px;
    position: relative;
    width: 200px;
    height: 300px;
}

.verticalGrid {
    width: 300px;
    height: 200px;
}

.cell {
    width: 20px;
    height: 40px;
}
</style>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script type="text/javascript">
  setup({ explicit_done: true });
</script>

<body onload="document.fonts.ready.then(() => { checkLayout('.grid'); })">

<div style="position: relative">
    <p>direction: LTR | align-content: 'center'</p>
    <div class="grid alignContentCenter" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="50" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="150" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="150" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'left'</p>
    <div class="grid alignContentLeft" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'right'</p>
    <div class="grid alignContentRight" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'start'</p>
    <div class="grid alignContentStart" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'end'</p>
    <div class="grid alignContentEnd" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="200" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="200" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'flex-start'</p>
    <div class="grid alignContentFlexStart" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: LTR | align-content: 'flex-end</p>
    <div class="grid alignContentFlexEnd" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="200" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="200" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<!-- Default alignment and initial values. -->
<div style="position: relative">
    <p>direction: LTR | align-content: 'auto' (resolved to 'start')</p>
    <div class="grid" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="50" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<!-- RTL direction. -->
<div style="position: relative">
    <p>direction: RTL | align-content: 'center'</p>
    <div class="grid directionRTL alignContentCenter" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="180" data-offset-y="50" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="100" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="150" data-offset-y="150" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="130" data-offset-y="150" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: RTL | align-content: 'left'</p>
    <div class="grid directionRTL alignContentLeft" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="180" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="100" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="150" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="130" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: RTL | align-content: 'right'</p>
    <div class="grid directionRTL alignContentRight" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="180" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="100" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="150" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="130" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: RTL | align-content: 'start'</p>
    <div class="grid directionRTL alignContentStart" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="180" data-offset-y="0" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="100" data-offset-y="0" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="150" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="130" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

<div style="position: relative">
    <p>direction: RTL | align-content: 'end'</p>
    <div class="grid directionRTL alignContentEnd" data-expected-width="200" data-expected-height="300">
        <div class="cell firstRowFirstColumn" data-offset-x="180" data-offset-y="100" data-expected-width="20" data-expected-height="40"></div>
        <div class="firstRowSecondColumn" data-offset-x="100" data-offset-y="100" data-expected-width="50" data-expected-height="100"></div>
        <div class="secondRowFirstColumn" data-offset-x="150" data-offset-y="200" data-expected-width="50" data-expected-height="100"></div>
        <div class="cell secondRowSecondColumn" data-offset-x="130" data-offset-y="200" data-expected-width="20" data-expected-height="40"></div>
    </div>
</div>

</body>