JSFiddle - React, Tailwind, and code Playground

by shs400

HTML

<div class="grid-container">
  <div class="item test">test</div>
  <div class="item header">1</div>
  <div class="item main">2</div>
  <div class="item footer">3</div>
  <div class="item aside">aside</div>
</div>

CSS

.grid-container {
  display: grid;
  grid-gap: 5px;
  grid-template-rows: repeat(4, 70px);
  grid-template-columns: repeat(3, 1fr);
  grid-template-areas:
    "header header header"
    "main test none"
    "main . aside"
    "footer footer footer";
}

.grid-container > * { 
    background-color: mediumseagreen;
}

.header { grid-area: header; }
.main { grid-area: main; background: yellow; }
.aside { grid-area: aside; background: blue; }
.footer { grid-area: footer }
.test { grid-area: test; background: red; }