el="stylesheet" href="../static/assets/css/toastr.min.css">

    <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,600,700,800' rel='stylesheet' type='text/css'>
</head>
<body>
    <!-- Left Panel -->

    <aside id="left-panel" class="left-panel">
        <nav class="navbar navbar-expand-sm navbar-default">

            <div class="navbar-header">
                <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#main-menu" aria-controls="main-menu" aria-expan