Blitz - WPT: position-visibility-no-overflow-stacked-child.html

wpt / css / css-anchor-position / position-visibility-no-overflow-stacked-child.html

/css/css-anchor-position/position-visibility-no-overflow-stacked-child.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Anchor Positioning Test: position-visibility: no-overflow</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#position-visibility">
<link rel="match" href="position-visibility-no-overflow-ref.html">
<style>
  #container {
    position: relative;
    width: 400px;
    height: 150px;
  }

  .anchor {
    width: 100px;
    height: 100px;
    background: orange;
    display: inline-block;
  }

  .target {
    position: absolute;
    position-visibility: no-overflow;
    position-area: block-end;
    width: 100px;
    height: 100px;
    background: red;
    top: 0;
    left: 0;
  }

  #child {
    position: absolute;
    /* stacking context */
    z-index: 1;
    top: -100px;
    left: 100px;
    width: 100px;
    height: 100px;
    background: maroon;
  }

  #grandchild {
    position: absolute;
    z-index: 1;
    top: 0px;
    left: 100px;
    width: 50px;
    height: 50px;
    background: pink;
  }
</style>

<div id="container">
  <!-- #target1 should not be visible because it overflows the containing block. -->
  <div class="anchor" style="anchor-name: --a1;">anchor1</div>
  <div id="target1" class="target" style="position-anchor: --a1;">target1
    <div id="child">Child
      <div id="grandchild">Grand child</div>
    </div>
  </div>
</div>

/css/css-anchor-position/position-visibility-no-overflow-ref.html

<!DOCTYPE html>
<meta charset="utf-8">
<style>
  #container {
    width: 400px;
    height: 150px;
  }

  .anchor {
    width: 100px;
    height: 100px;
    background: orange;
    display: inline-block;
  }
</style>

<div id="container">
  <div class="anchor">anchor1</div>
</div>