JSFiddle - React, Tailwind, and code Playground

by doug65536

HTML

<p>Test</p>

JavaScript

function addClassToPage(selector, property, value) {
    var style = $('<style/>').text([selector, '{', property, ':', value, ';}'].join(''));
    $('head').append(style);
}

addClassToPage('.displayNoneImportant', 'display', 'none !important');
$('p').addClass('displayNoneImportant');