HTML

automatically closed menu after clicked event

<nav class="navbar navbar-light navbar-fixed-top">
     <div class="wrapping container-fluid">
        <div class="hamburger">
          <div class="line"></div>
          <div class="line"></div>
          <div class="line"></div>
        </div>
      <ul class="nav navbar-nav float-sm-right mr-0 menu">
        <li class="nav-item">
          <span class="sr-only"></span>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#schedule">Schedule<span class="sr-only">(current)</span></a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#workshops">Workshops</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#locations">Location</a>
        </li>
        <li class="nav-item">
          <a class="nav-link last-link" href="#register">Register</a>
        </li>
      </ul>
      <a class="navbar-brand" href="#home"><img class="logo" src="img/Logo.png" alt=""></a>
    </div>
  </nav>