JSFiddle - React, Tailwind, and code Playground

HTML

<div id="accordion">
    <h3><a href="#">Number 1</a></h3><div><h4> Error1:</h4><p> some contents here </p><div id="content1"><input type="button" value="Hide" class="toggleButton" style="float:right;"><div class="test"> <p>jhfsnv jv jsdhv jsdvb </p></div></div></div>
    <h3><a href="#">Number 2</a></h3><div><h4> Error2:</h4><p> some contents here </p><div id="content1"><input type="button" value="Hide" class="toggleButton" style="float:right;"><div class="test"> <p>jsa shsbc sjhv sf </p></div></div></div>
  </div>

JavaScript

$(".test").hide();
$(".toggleButton").click(function() {
    $(this).next(".test").slideToggle("slow");
});