menu-arrow"></i>
            </a>
            <div class="collapse" id="form-elements">
              <ul class="nav flex-column sub-menu">
                <li class="nav-item"><a class="nav-link" href="/basic_elements.html">Basic Elements</a></li>
              </ul>
            </div>
          </li>
          <li class="nav-item">
            <a class="nav-link" data-bs-toggle="collapse" href="#charts" aria-expanded="false" aria-controls="charts">
              <i class="menu-icon mdi mdi-chart-line"></i