<ul class="mobile-nav">
  <li class="mobile-nav__item">
    <a href="#primaryNav">Menu</a>
  </li>

  <li class="mobile-nav__item">
    <a href="#searchBar" class="icon icon--search">
      <span class="visually-hidden">Search</span>
    </a>
  </li>
</ul>

<ul class="mobile-nav">
  <li class="mobile-nav__item">
    <a href="#primary-nav">Menu</a>
  </li>
</ul>

Remove search from the mobile nav
Remove search from the mobile nav
