<div id="supports-masonry" class="support">
  Your browser supports masonry grid layouts.
</div>
<div id="does-not-support-masonry" class="support">
  Your browser doesn't support masonry grid layouts.
</div>

<div id="masonry-grid" class="card-container">
  <div class="card" style="height: 4rem;">1</div>
  <div class="card" style="height: 2rem;">2</div>
  <div class="card" style="height: 8rem;">3</div>
  <div class="card" style="height: 6rem;">4</div>
  <div class="card" style="height: 7rem;">5</div>
  <div class="card" style="height: 8rem;">6</div>
  <div class="card" style="height: 2rem;">7</div>
  <div class="card" style="height: 4rem;">8</div>
  <div class="card" style="height: 3rem;">9</div>
</div>
:root {
--card-size: 180px;
}

body {
  font-family: monospace;
}

.card-container {
  max-width: 1000px;
  padding: 20px;
  background: #e1f5fe;
  border: 2px solid #b3e5fc;
}

#masonry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--card-size), 1fr));
  grid-template-rows: masonry;
  gap: 10px;
}

.card {
  padding: 20px;
  border-radius: 14px;
  background: #039be5;
  color: white;
}

#masonry-support-wrapper {
  margin-bottom: 20px;
}

.support {
  margin-bottom: 10px;
  padding: 10px 20px;
  border: 2px solid;
  max-width: 1000px;
  color: white;
}

#supports-masonry {
  background-color: #4caf50;
  border-color: #2E7D32;
  display: none;
}

#does-not-support-masonry {
  background-color: #f44336;
  border-color: #e53935;
  display: block;
}

@supports(grid-template-rows: masonry) {
  #supports-masonry {
    display: block;
  }
  
  #does-not-support-masonry {
    display: none;
  }
}

External CSS

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External JavaScript

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