JSFiddle - React, Tailwind, and code Playground

HTML

<li>
                        <button id="colorred" title="Press for red background">Red</button>
                        <button id="colorblue" title="Press for blue background">Blue</button>
                        <button id="coloryellow" title="Press for yellow background">Yellow</button>
                    </li>

JavaScript

$('#colorred').click(function() {
    $("body").css("background", "red");
$('#colorblue').click(function() {
    $("body").css("background", "blue");
})
$('#coloryellow').click(function() {
    $("body").css("background", "yellow");
})