e that append-to-body helps achieve the proper z-index layering. */
        .select-box {
          background: #fff;
          position: relative;
          z-index: 1;
        }
        .alert-info.positioned {
          margin-top: 1em;
          position: relative;
          z-index: 10000; /* The select2 dropdown has a z-index of 9999 */
        }
    </style>
</head>

<body class="ng-cloak" ng-controller="DemoCtrl as ctrl">
  <style>
    body {
      padding: 15px;
    }

    .selectize-control {
    