-sub-header"><a href="/vuuri/guide/basic_usage.html#automatic-updates-between-groups" class="sidebar-link">Automatic Updates Between Groups</a></li><li class="sidebar-sub-header"><a href="/vuuri/guide/basic_usage.html#using-classname" class="sidebar-link">Using className</a></li><li class="sidebar-sub-header"><a href="/vuuri/guide/basic_usage.html#using-itemkey" class="sidebar-link">Using itemKey</a></li><li class="sidebar-sub-header"><a href="/vuuri/guide/basic_usage.html#override-css-styles" class="sideba