JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test"></div>

CSS

#test {
   background: #bada55; 
}

JavaScript

// Setup Variables
App = {};
App.cache = {};

// Cache our Selector
App.cache.test = $("#test");

// Manipulate our Selector
$("#test").text('hello');

// Log our cached Selector text
console.log(App.cache.test.text());