anchor-position-multicol-007.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-anchor-position/anchor-position-multicol-007.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">

<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#anchor-pos">

<style>

  .query_elm {

    position: absolute;

    left: anchor(--a1 left);

    top: anchor(--a1 top);

    right: anchor(--a1 right);

    bottom: anchor(--a1 bottom);

</style>

<link rel="match" href="../reference/ref-filled-green-100px-square.xht">

<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>

<div style="width:100px; height:100px; background:red;">

  <div style="columns:3; column-fill:auto; gap:10px; inline-size:230px; block-size:100px; writing-mode:vertical-rl;">

    <div style="block-size:30px;"></div>

    <div style="position:relative; inline-size:100px; block-size:200px;">

      <div style="block-size:20px;"></div>

      <div style="anchor-name:--a1; inline-size:20px; block-size:70px;"></div>

      <!-- The containing block of this anchored element is inside the

           fragmentation context. -->

      <div class="query_elm" style="background: green;"></div>

    </div>

    <!-- The containing block of this anchored element is *not* inside the

         fragmentation context. Fill what's left. -->

    <div class="query_elm">

      <div style="margin-inline-end:20px; block-size:20px; background:green;"></div>

      <div style="block-size:30px; background:green;"></div>

      <div style="margin-inline-start:20px; block-size:50px; background:green;"></div>

    </div>

  </div>

</div>