ate-columns: masonry;
  grid-template-rows: repeat(3, 100px);
}</textarea
    >

    <textarea class="playable playable-html" style="height: 250px">
<div class="grid">
  <div class="item" style="inline-size: 2em;"></div>
  <div class="item" style="inline-size: 3em;"></div>
  <div class="item" style="inline-size: 1.6em;"></div>
  <div class="item" style="inline-size: 4em;"></div>
  <div class="item" style="inline-size: 2.2em;"></div>
  <div class="item" style="inline-size: 3em;"></div>
  <div class="item" st