JSFiddle - React, Tailwind, and code Playground

HTML

<div class="grid">
  <div class="one">
    One
  </div>
  <div class="two">
    Two
  </div>
  <div class="three">
    Three
  </div>
</div>

CSS

.grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  grid-template-areas:
    "one two"
    "one three"
}

.one {
  background: red;
  grid-area: one;
  padding: 50px 0;
}

.two {
  background: green;
  grid-area: two;
}

.three {
  background: blue;
  grid-area: three;
}