anchor.diff:      	width: 100%;
       	height: 100%;
       }
  +
     </style>
   </head>
   <body>
  -  <nav class="navbar navbar-default">
  +  <nav class="navbar navbar-default navbar-fixed-top">
       <div class="container">
         <!-- Brand and toggle get grouped for better mobile display -->
         <div class="navbar-header">
  
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:   </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>
  