Accordion menu

<ul data-myob-accordion-menu>
  <li>
    <a href="#" role="button">
      Trigger
      <svg role="img" class="icon icon-chevron-b icon--xxs">
        <title>Open/Close Menu</title>
        <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="/assets/icons/global/icon.svg#chevron-b"></use>
      </svg>
    </a>
    <ul>
      <li>
        <a href="#">Link 1</a>
      </li>
      <li>
        <a href="#">Link 2</a>
      </li>
      <li>
        <a href="#">Link 3</a>
      </li>
    </ul>
  </li>
</ul>