         </p>
                </section>
                <section class="padding-top">
                    <h2 class="text-center">Vowels</h2>
                    <p>Vowels can be sorted into two categories: back vowels and front
                        vowels. <strong>Back vowels</strong> are vowels produced
                        with the tongue further back in the mouth like <button class="audio-button darkorange-text">[ɑ]</button><audio class="audio-link">
                            <source src="asse