<div class="rlinf-lang-switcher dropdown">
  <button class="rlinf-lang-button btn btn-sm dropdown-toggle" type="button"
          data-bs-toggle="dropdown" aria-expanded="false" aria-label="{{ _('Language') }}">
    <span class="rlinf-lang-current">中文</span>
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item rlinf-lang-en" href="https://rlinf.readthedocs.io/en/latest/">English</a></li>
    <li><a class="dropdown-item rlinf-lang-zh" href="https://rlinf.readthedocs.io/zh-cn/latest/">中文</a></li>
  </ul>
</div>
