ass="playable playable-css" style="height: 150px">
.grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  grid-template-rows: masonry;
}</textarea
    >

    <textarea class="playable playable-html" style="height: 250px">
<div class="grid">
  <div class="item" style="block-size: 2em;"></div>
  <div class="item" style="block-size: 3em; grid-column-end: span 2;"></div>
  <div class="item" style="block-size: 1.6em;"></div>
  <div class="item" style="block-size: 