transform-013.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-break/transform-013.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<link rel="help" href="https://www.w3.org/TR/css-break-3/#transforms">

<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1371426">

<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="display:flow-root; width:100px; height:100px; background:red;">

  <div style="columns:3; margin-top:100px; column-fill:auto; gap:0; width:150px; height:100px;">

    <div style="transform:rotate(180deg); transform-origin:bottom left; height:120px;">

      <div style="position:absolute; top:100px; width:100%;">

        <!-- The containing block (the transformed element) takes up 20px in the

             second column. To compensate for the 180 degree rotation with a

             transform origin at the bottom, move the green rectangle by the

             double. -->

        <div style="position:relative; top:40px; height:100px; background:green;"></div>

        <!-- The containing block doesn't exist in third column, meaning that the

             block-size of the non-existing fragment is 0. -->

        <div style="height:100px; background:green;"></div>

      </div>

    </div>

  </div>

</div>