<nav class="navbar navbar-default">
  <div class="navbar-header">
    <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
      <span class="sr-only">Toggle navigation</span>
      <span class="icon-bar"></span>
      <span class="icon-bar"></span>
      <span class="icon-bar"></span>
    </button>
    <div class="navbar-brand"><a href="/">Trace</a></div>
  </div>
  <div id="navbar" class="collapse navbar-collapse">
    {{ template "navbar-content" . }}
  </div>
</nav>

{{ define "navbar-content" }}{{end}}
