Demo aria-expanded with jQuery




    <button aria-expanded="false" class="expandable">Great quote</button>

    <div aria-hidden="true" class="expanded-content">
        <blockquote>
            <p>Make our planet great again</p>
            <footer>
                    — <cite>Emmanuel Macron</cite>
            </footer>
        </blockquote>
        <img src="images/marcon.png" alt="Emmanuel Macron on YouTube">
    </div>