<nav class="aui-nav aui-js-nav aui-nav--bar">
  <div class="aui-nav__panel">
    <ul class="aui-nav__items">
      <li class="aui-nav__item">
        <button class="aui-nav__action" type="button"><span>Button echo</span></button>
      </li>
      <li class="aui-nav__item">
        <a class="aui-nav__action is-active" href="#">Link alpha</a>
      </li>
      <li class="aui-nav__item">
        <a class="aui-nav__action" href="#">Link bravo</a>
      </li>
      <li class="aui-nav__item">
        <a class="a