anchor.diff:    </div>
     <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
     <script src="https://code.jquery.com/jquery-3.1.1.js" integrity="sha256-16cdPddA6VdVInumRGo6IbivbERE8p7CQR3HzTBuELA=" crossorigin="anonymous"></script>
  +  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
   </body>
   </html>
  
positive.code:     .navbar {
        background-color: #138875;
        border: none;
        padding: 10px 0;
        margin: 0;
      }
  
      .navbar.navbar-default li a, .navbar.navbar-default a {
        color: #b9e3c9;
        font-size: 18px;
      }
  
      .navbar .navbar-header .navbar-brand {
        font-size: 22px;
        font-weight: bold;
      }
  
      .videoWrapper {
  
negative.code:     	width: 100%;
      	height: 100%;
      }
  
    </style>
  </head>
  <body>
    <nav class="navbar navbar-default navbar-fixed-top">
      <div class="container">
        <!-- Brand and toggle get grouped for better mobile display -->
        <div class="navbar-header">
  