JSFiddle - React, Tailwind, and code Playground

by Tuan Truong

HTML

<div class="parent">
  <div class="child">
  </div>
</div>

CSS

.parent {
  display: flex;
  height: 400px;
  background-color: #222;
}

.child {
  background-color: red;
  width: 100px;
  height: 100px;
  margin-right: auto;
  margin-top: auto;
}