JSFiddle - React, Tailwind, and code Playground

by Dogbert

HTML

<div class="example">
  <div class="btn">Button</div>
</div>

CSS

.btn {
  background: red;
}

.example-container {
  border: 5px solid green;
}

JavaScript

$(".example").each(function() {
	$(this).wrap($("<div>").addClass("example-container"));
})