JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdn.ckeditor.com/ckeditor5/1.0.0-alpha.1/inline/ckeditor.js"></script>
<div id="editor">
  Lorem ipsum
</div>

JavaScript

InlineEditor.create(
    document.getElementById( 'editor' ),
    {
      toolbar: [ 'headings' ],
    }
  ).then( editor => {
    window.editor = editor;
  } );