Blitz - WPT: anchor-name-dynamic-reflow-root.html

wpt / css / css-anchor-position / anchor-name-dynamic-reflow-root.html

/css/css-anchor-position/anchor-name-dynamic-reflow-root.html

<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>Dynamic changes to anchor-name and reflow roots</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#anchor-name">
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=2003593">
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<link rel="author" title="Mozilla" href="https://mozilla.com">
<link rel="match" href="anchor-name-dynamic-reflow-root-ref.html">
<style>
body { margin: 0 }
.tabs {
  display: flex;
}
.tab {
  height: 20px;
  width: 100px;
}
.cur {
  anchor-name: --current-tab;
}
.highlight {
  position: absolute;
  width: anchor-size(width);
  left: anchor(left);
  right: anchor(right);
  height: 100px;
  background: green;
  top: anchor(bottom);
  position-anchor: --current-tab;
  transform: scaleY(1); /* This is important to test the bug */
}
</style>
<div class=tabs>
  <div id=t1 class="tab cur"></div>
  <div id=t2 class="tab"></div>
  <div class=highlight></div>
</div>
<script>
document.addEventListener("TestRendered", function() {
  t1.classList.remove('cur');
  t2.classList.add('cur');
  document.documentElement.className = "";
});
</script>

/css/css-anchor-position/anchor-name-dynamic-reflow-root-ref.html

<!DOCTYPE html>
<meta charset="utf-8">
<style>
body { margin: 0 }
.green {
  position: absolute;
  top: 20px;
  left: 100px;
  width: 100px;
  height: 100px;
  background-color: green;
}
</style>
<div class="green"></div>