Blitz - WPT: position-area-pseudo-element-implicit-anchor-dynamic.html

wpt / css / css-anchor-position / position-area-pseudo-element-implicit-anchor-dynamic.html

/css/css-anchor-position/position-area-pseudo-element-implicit-anchor-dynamic.html

<!DOCTYPE html>
<title>Implicit anchor element for pseudo-elements using anchor functions - dynamic change</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#implicit">
<link rel="match" href="position-area-pseudo-element-implicit-anchor-ref.html">
<style>
body { margin: 0 }
#target  {
    margin-top: 200px;
    margin-left: 200px;
    width: 100px;
    height: 100px;
    background: blue;
}
#target::before, #target::after {
    width: 100px;
    height: 100px;
    position: absolute;
    position-anchor: auto;
}
#target.moved {
    margin-top: 100px;
    margin-left: 50px;
}
#target::before {
    position-area: center right;
    background: green;
    content:'';
}
#target::after {
    position-area: bottom center;
    background: green;
    content:'';
}
</style>
<div id=target></div>
<script>
  target.offsetTop;
  target.classList.add("moved");
</script>

/css/css-anchor-position/position-area-pseudo-element-implicit-anchor-ref.html

<!DOCTYPE html>
<title>CSS Test Reference</title>
<style>
body { margin: 0 }
#target  {
    margin-top: 100px;
    margin-left: 50px;
    width: 100px;
    height: 100px;
    background: blue;
    position: relative;
}
#target > div {
    position: absolute;
    width: 100px;
    height: 100px;
    background: green;
}
#bottom {
    top: 100px;
    left: 0px;
}
#right {
    top: 0px;
    left: 100px;
}
</style>
<div id=target>
  <div id=bottom></div>
  <div id=right></div>
</div>