Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/column-scroll-marker-dynamic-style-update.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Overflow Test: ::scroll-marker dynamic style change</title>
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<style>
#scroller {
overflow: hidden;
scroll-marker-group: before;
columns: 1;
gap: 0;
height: 100px;
width: 100px;
}
#scroller::scroll-marker-group {
display: flex;
width: 100px;
height: 100px;
background: red;
}
#scroller::column::scroll-marker {
width: 20px;
height: 100px;
content: "";
}
#scroller.extra::column::scroll-marker {
display: flex;
background: green;
}
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="scroller">
<div style="height:401px;"></div>
</div>
<script>
document.body.offsetTop;
scroller.className = "extra";
</script>