JSFiddle - React, Tailwind, and code Playground

HTML

<div #one></div>
<div #two></div>

CSS

#one {
  height: 50px;
  width: 50px;
  background-color: red;
}

#two {
  display: inline-block;
  height: 50px;
  width: 50px;
  background-color: yellow;
}