JSFiddle - React, Tailwind, and code Playground

HTML

<div></div>

CSS

body {
  background: #ccc;
}
div {
  width: 200px;
  height: 300px;
  background: white;
  
  box-shadow: 10px 10px 0 0 red,
              20px 20px 0 0 green,
              30px 30px 0 0 blue;
}