JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/select2.min.css">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/select2.min.js"></script>
<select class="js-example-basic-single" name="state">
  <option value="AL">Alabama</option>
  <option value="WY">Wyoming</option>
</select>

JavaScript

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