JSFiddle - React, Tailwind, and code Playground

HTML

<div class="left">
  asdf
</div>

<div class="right">
  right
</div>

<div class="center">
  content
</div>

CSS

.left {
  width:200px;
  background-color: red;
  float: left;
}

.center {
  background-color: green;
  overflow: hidden;
}

.right {
  width:200px;
  background-color: yellow;
  float: right;
}