JSFiddle - React, Tailwind, and code Playground

HTML

<dl class="accordion">
<dt><a href="" class="heading">Signage</a></dt>
<dd>
    <p>bla</p>
</dd>

<dt><a href="" class="heading">Signage2</a></dt>
<dd>
    <p>bla</p>
</dd>
</dl>

JavaScript

(function($) {
    
  var allPanels = $('.accordion > dd').hide();
    
  $('.accordion > dt > a').click(function() {
    allPanels.slideUp();
    $(this).parent().next().slideDown();
    return false;
  });

})(jQuery);