interglobalmedia

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.site-content {
  flex: 1;
  width: 100%;
}

interglobalmedia

playButton.addEventListener('click', function() {
    if (audioContext.state === 'suspended') {
        // noinspection JSIgnoredPromiseFromCall
        audioContext.resume();
    }
    // play or pause track
    if (this.dataset.playing === 'false') {
        audioElement.play();
        this.dataset.playing = 'true';
        playButton.innerHTML = `Pause`;

interglobalmedia

<nav>
  <ul>
    <li>Item 1</li>
    <li>Item 2</li>
    <li>Item 3</li>
  </ul>
</nav>