JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://unpkg.com/cytoscape/dist/cytoscape.min.js"></script>
<script src="https://unpkg.com/dagre@0.7.4/dist/dagre.js"></script>
<script src="https://cdn.jsdelivr.net/npm/cytoscape-dagre@2.3.2/cytoscape-dagre.min.js"></script>
<div id="cy">

</div>

CSS

html, body {
  height: 100%;
}

#cy {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid red;
}

JavaScript

let data = {
    "elements": {
        "nodes":...