Blitz - WPT: scrollbar-gutter-root-both-edges.html

wpt / css / css-overflow / scrollbar-gutter-root-both-edges.html

/css/css-overflow/scrollbar-gutter-root-both-edges.html

<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: scrollbar-gutter on the root element</title>
<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#scrollbar-gutter-property">
<link rel="match" href="scrollbar-gutter-root-both-edges-ref.html">

<style>
    body,html {
        background-color: blue;
        margin: 10px;
        padding: 10px;
        border: 5px solid black;
    }

    body{
        border: 5px solid green;
    }


:root {
  scrollbar-gutter: stable both-edges;
}
p {
  background-color: purple;
  color: white;
}
div {
    position:absolute;
    left:-20px;
    top:150px;
    background-color: green;
    width: 100px;
    height: 100px;
    transform: translateZ(0);
}
</style>
<p id="content">Should not have space around me in the inline axis.</p>
<div></div>

/css/css-overflow/scrollbar-gutter-root-both-edges-ref.html

<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: scrollbar-gutter on the root element</title>
<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#scrollbar-gutter-property">

<style>
    html {
        background-color: blue;
        margin: 10px;
        padding: 10px;
        border: 5px solid black;
    }

    body {
        margin: 10px;
        padding: 10px;
        border: 5px solid green;
    }

    #abspos {
        position:absolute;
        top: 150px;
        left: 15px;
        background-color: green;
        width: 80px;
        height: 100px;
        transform: translateZ(0);
    }

    p {
        background-color: purple;
        color: white;
    }
</style>

<div id="outer" style="width: 100px; height: 100px; overflow: scroll; left: -200px; position: absolute;">
    <div id="inner" style="width: 100%; height: 200%;"></div>
</div>

<script>
    var outer = document.getElementById("outer");
    var inner = document.getElementById("inner");
    // Compute scrollbar gutter size and add it as margin to the root element
    var scrollbarWidthPlusMargin = String((outer.offsetWidth - inner.offsetWidth) + 10) + "px";
    document.documentElement.style.marginRight = scrollbarWidthPlusMargin;
    document.documentElement.style.marginLeft = scrollbarWidthPlusMargin;
</script>

<p id="content">Should not have space around me in the inline axis.</p>
<div id="abspos"></div>