 aria-label="Cambiar la navegación" name="search-input" data-search-index="../search.json" id="search-input" placeholder="Buscar" autocomplete="off">
</form>

      <ul class="navbar-nav">
<li class="nav-item">
  <a class="external-link nav-link" href="https://twitter.com/mrqtsp" aria-label="Twitter">
    <span class="fa fa-twitter"></span>
     
  </a>
</li>
<li class="nav-item">
  <a class="external-link nav-link" href="https://github.com/mpru/karel">
    <span class="fa fa-github"></span>
     
  </a>
<