hover-placeholder"></div>
            <div id="menu-bar" class="menu-bar sticky bordered">
                <div class="left-buttons">
                    <button id="sidebar-toggle" class="icon-button" type="button" title="Toggle Table of Contents"
                        aria-label="Toggle Table of Contents" aria-controls="sidebar">
                        <i class="fa fa-bars"></i>
                    </button>
                    <button id="theme-toggle" class="icon-button" type="button" title="Change t