JSFiddle - React, Tailwind, and code Playground
HTML
Click on desired category:
<ul id="product-filter">
<li class="cat_1">category 1</li>
<li class="cat_2">category 2</li>
</ul>
<div id="product-display">
<div class="cat_1">
Cat 1
</div>
<div class="cat_2">
Cat 2
</div>
</div>
JavaScript
$('#product-filter li').click(function() {
$('#product-display > div:visible').slideUp();
$('#product-display .' + this.className).stop(true).slideDown();
});