JSFiddle - React, Tailwind, and code Playground

by goldorak

HTML

<div class="container">
  <div class="col1"></div>
  <div class="col2"></div>
</div>

CSS

.container {
  display: flex;
  border: 1px solid blue;
}

.col1 {
  height: 100px;
  flex: 0 0 80px;
  background: red;
}

.col2 {
  height: 100px;
  background: green;
}