navigation.html

<div class="header-proposition">
  <div class="content">
    <nav id="proposition-menu" role="navigation">
      <a href="/performance" id="proposition-name">
        Performance <span class="alpha-tag">Alpha</span>
      </a>
      <ul id="proposition-links">
        <li><a href="/foo">Foo</a></li>
      </ul>
    </nav>
  </div>
</div>