JSFiddle - React, Tailwind, and code Playground
HTML
<div id="test">
</div>
<a id="btnAddClass" href="#" onclick="return false;">addClass</a>
<a id="btnRemoveClass" href="#">removeClass</a>
CSS
.ALABALA {
color: red;
}
JavaScript
var TEST_CLASS = 'ALABALA';
$(document).ready(function() {
$('#btnAddClass').on('click', function() {
$('#test').addClass(TEST_CLASS);
});
$('#btnRemoveClass').on('click', function() {
$('#test').removeClass(TEST_CLASS);
});
});