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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-borders/tentative/border-shape/border-shape-overflow-child-clip.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Borders Test: border-shape overflow clipping does not let children paint over border</title>
<link rel="help" href="https://drafts.csswg.org/css-borders-4/#border-shape">
<link rel="match" href="border-shape-overflow-child-clip-ref.html">
<meta name="assert" content="When border-shape provides a single shape with overflow:hidden, the child content should be clipped to the inner edge of the border, not the center of the border stroke.">
<meta name="fuzzy" content="maxDifference=0-70;totalPixels=0-400">
<style>
body {
margin: 0;
}
.container {
display: flex;
gap: 32px;
padding: 20px;
}
/* Test: circle shape with child that fills the content area */
.target {
width: 100px;
height: 100px;
border: 10px solid black;
overflow: hidden;
}
.target > div {
width: 100%;
height: 100%;
background: green;
}
#with-child {
border-shape: circle(50%);
}
/* Reference: same shape without child should have the same border width */
#without-child {
border-shape: circle(50%);
background: green;
}
</style>
<div class="container">
<div class="target" id="with-child"><div></div></div>
<div class="target" id="without-child"></div>
</div>