JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//tinymce.cachefly.net/4.0/tinymce.min.js"></script>

<form method="post" action="somepage">
    <div>Content</div>
    <textarea id="1639" name="content" style="width:100%"></textarea>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    <div>Content</div>
    
    <div>
      Content
    </div>
    <div>
      Content
    </div>
    <div>
      Content
    </div>
</form>

JavaScript

tinymce.init({
    selector: "#1639"
});