<div class="grid">
  <div>Alfa</div>
  <div>Bravo</div>
  <div>Charlie</div>
  <div>If we add more content to any grid item then the entire row will grow to give it space.</div>
  <div>Echo</div>
  <div>Foxtrot</div>
</div>

* { box-sizing: border-box; }

html {
  font: 1.2em Helvetica, sans-serif;
}

body {
  padding: 40px;
  background-color: #fff;
  color: rgb(108,91,123);
}

.grid {
  display: grid;
  grid-gap: 10px;
  grid-template-columns: 200px 200px 200px;
}

.grid > * {
  border: 5px solid rgb(108,91,123);
  border-radius: 5px;
  padding: 10px;
}