JSFiddle - React, Tailwind, and code Playground

HTML

<div></div>

CSS

div {
  width: 200px;
  height: 200px;
  background-color: red;
  background-image: linear-gradient( 45deg, black 25%, transparent 25%, transparent 75%, black 75%, black), 
  linear-gradient( 45deg, black 25%, transparent 25%, transparent 75%, black 75%, black);
  background-size: 200px 200px;
  background-position: 0 0, 100px 100px;
}