navbar-nav navbar-right">
                    <li>
                        <a href="#" data-toggle="modal" data-target="#mkdocs_search_modal">
                            <i class="fas fa-search"></i> Search
                        </a>
                    </li>
                    <li >
                        <a rel="prev" href="etm.html">
                            <i class="fas fa-arrow-left"></i> Previous
                        </a>
                    </li>
                    <li >
                