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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/root-scroll-marker.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Overflow: ::scroll-marker with ::scroll-marker-group on root element</title>
<link rel="match" href="root-scroll-marker-ref.html">
<style>
body {
margin: 0;
}
:root {
scroll-marker-group: before;
}
:root::scroll-marker-group {
border: 3px solid black;
padding: 5px;
height: 20px;
display: block;
position: fixed;
top: 0;
}
div {
width: 600px;
height: 300px;
margin-bottom: 20px;
background: green;
}
div:first-of-type {
margin-top: 40px;
}
div::scroll-marker {
content: "";
width: 10px;
height: 10px;
background-color: blue;
border-radius: 100%;
display: inline-block;
margin-right: 4px;
}
div:last-of-type::scroll-marker {
margin-right: 0px;
}
</style>
<div></div>
<div></div>
<div></div>