JSFiddle - React, Tailwind, and code Playground

HTML

<div data-w="200px">
    <p>this is some text this is some text this is some text</p>
</div>

<div data-w="50px">
    <p>this is some text this is some text this is some text</p>
</div>
<p id="test"></p>

CSS

div {margin-bottom: 25px;}

JavaScript

$("div").each(function() {
    var w = $(this).data("w");
    var $this = $(this);
    
    $this.width(w);
});