             <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span>
                </button>
                <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar"
                        aria-expanded="false" aria-controls="navbar">
                    <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar">