<nav class="navbar navbar-expand-sm bg-success navbar-dark">
  <a class="navbar-brand" href="#">Reporting</a>
  <button class="navbar-toggler"> data-target="#mynav">
    <span class="navbar-toggler-icon"></span>
  </button>
  <div class="collapse navbar-collapse" id="mynav">
    <ul class="navbar-nav mr-auto">
      <li class="nav-item">
        <a class="nav-1link" routerLink="home">Home</a>
      </li>
      <li class="nav-item">
        <a class="nav-1link" routerLink="pie-chart">Pie Chart</a>
      </li>
      <li class="nav-item">
        <a class="nav-1link" routerLink="bar-line">Bar Line Chart</a>
      </li>
    </ul>
  </div>
</nav>