JSFiddle - React, Tailwind, and code Playground

HTML

<html>
<head>
<link href="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.7/css/select2.min.css" rel="stylesheet" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.7/js/select2.min.js"></script>

</head>
<body>


<select class="js-example-basic-single" name="state">
  <option value="AL">Alabama</option>
    ...
  <option value="WY">Wyoming</option>
</select>
</body>
</html>

JavaScript

$(document).ready(function() {
    $('.js-example-basic-single').select2();
});