JSFiddle - React, Tailwind, and code Playground

by kougiland

HTML

<div id="outer">
  <div id="inner">Lorem ipsum</div>
</div>

CSS

#outer {
  background: red;
  width: 400px;
  height: 400px;
  display: flex; /* These three lines make the magic happen */
  justify-content: center;
  align-items: center;
}
#inner {
  width: 200px;
  height: 200px;
  background: blue;
}