website/mkdocs_bootswatch/spacelab/keyboard-modal.html

<div class="modal" id="mkdocs_keyboard_modal" tabindex="-1" role="dialog" aria-labelledby="Keyboard Shortcuts Modal" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <button type="button" class="close" data-dismiss="modal"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>
                <h4 class="modal-title" id="exampleModalLabel">Keyboard Shortcuts</h4>
            </div>
            <div class="modal-body">
              <table class="table">
                <thead>
                  <tr>
                    <th style="width: 20%;">Keys</th>
                    <th>Action</th>
                  </tr>
                </thead>
                <tbody>
                  <tr>
                    <td><kbd>?</kbd></td>
                    <td>Open this help</td>
                  </tr>
                  <tr>
                    <td><kbd>&larr;</kbd></td>
                    <td>Previous page</td>
                  </tr>
                  <tr>
                    <td><kbd>&rarr;</kbd></td>
                    <td>Next page</td>
                  </tr>
                  <tr>
                    <td><kbd>s</kbd></td>
                    <td>Search</td>
                  </tr>
                </tbody>
              </table>
            </div>
            <div class="modal-footer">
            </div>
        </div>
    </div>
</div>