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- This WPT test may be referenced by the following Test IDs:
- /css/css-grid/grid-lanes/tentative/item-placement/row-negative-margin-002.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<link rel="help" href="https://drafts.csswg.org/css-grid-3">
<link rel="match" href="row-negative-margin-002-ref.html">
<link rel="author" title="Celeste Pan" href="mailto:celestepan@microsoft.com">
<style>
body {
margin-left: 40px;
}
.grid-lanes {
display: grid-lanes;
flow-tolerance: 0;
grid-template-rows: repeat(3, 50px);
}
</style>
<body>
<p>If an item's negative margin is clamped to its own size, and it will never cause the running position to regress.</p>
<div class="grid-lanes">
<div style="background: aquamarine; width: 50px;" >
item 1
</div>
<!-- This should have a running position of 0. -->
<div style="background: lightsteelblue; width: 50px; margin-right: -60px; margin-left: -40px;" >
item 2
</div>
<!-- This should be placed in track 2 because track 2 has a running position of 0 from item 2. -->
<div style="background: aquamarine; grid-row: 2; width: 50px;" >
item 3
</div>
<div style="background: lightblue; width: 30px;" >
item 4
</div>
<div style="background: lightpink; width: 30px; margin-left: -70px;">
item 5
</div>
<!-- This should visually be on the right of item 4, because even though item 5 is placed far left, the running position should not have regressed in the track. -->
<div style="background: yellow; width: 20px;">
item 6
</div>
<div style="background: orange; width: 40px; margin-left: -10px; margin-right: -30px;">
item 7
</div>
<div style="background: lightblue; width: 20px;">
item 8
</div>
</div>
</body>
</html>