JSFiddle - React, Tailwind, and code Playground

by Felix Fong

HTML

<div class='box'>
  <h1>Hello Mate,How Are You?</h1>
</div>

CSS

.box{
  width: 100px;
}

JavaScript

$(function(){

$box = $('.box');
$boxWith = $box.width();

$('.box h1').css('font-size',$boxWith);

});