e navbar-collapse" id="navbarCollapse">
            <ul class="navbar-nav navbar-nav-scroll me-auto">
  <li class="nav-item">
    <a class="nav-link" href="./index.html">
 <span class="menu-text">Getting Started</span></a>
  </li>  
  <li class="nav-item">
    <a class="nav-link active" href="./b_download.html" aria-current="page">
 <span class="menu-text">Tutorial</span></a>
  </li>  
  <li class="nav-item dropdown ">
    <a class="nav-link dropdown-toggle" href="#" id="nav-menu-resources" role="button" da