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- This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/line-clamp/line-clamp-with-fixed-pos-005.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Overflow: fixed pos whose containing block is the line-clamp container gets painted</title>
<link rel="author" title="Andreu Botella" href="mailto:abotella@igalia.com">
<link rel="match" href="reference/line-clamp-with-abspos-005-ref.html">
<meta name="assert" content="Fixed positioned boxes in a line-clamp container are hidden if and only if their fixed positioning containing block precedes or contains the clamp point. In this case, the containing block is the line-clamp container, so the fixed-pos gets shown.">
<style>
.clamp {
line-clamp: 4;
font: 16px / 32px serif;
padding: 0 4px;
white-space: pre;
background-color: yellow;
transform: scale(1); /* Makes it a fixed-pos containing block */
}
.fixed {
position: fixed;
top: 0;
left: 0;
width: 20px;
height: 20px;
background-color: skyblue;
}
</style>
<div class="clamp"><div class="fixed"></div>Line 1
Line 2
Line 3
Line 4
Line 5</div>