JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
  <div class="child child_small"></div>
  <div class="child"></div>
</div>
<div class="parent">
  <div class="child"></div>
  <div class="child"></div>
</div>

CSS

.parent {
  display: inline-block;
  vertical-align: top;
  width: 200px;
}

.child {
  height: 300px;
  margin-top: 10px;
  background-color: blue;
}

.child_small {
  height: 200px;
}