 href="./calendar.html" class="sidebar-menu">
              <span class="sidebar-menu-icon">
                <i data-feather="calendar"></i>
              </span>
              <span class="sidebar-menu-text">Calendar</span>
            </a>
          </li>
          <!-- Invoice -->
          <li>
            <a href="javascript:void(0);" class="sidebar-menu">
              <span class="sidebar-menu-icon">
                <i data-feather="file-text"></i>
              </span>
              <span class="sid