transparent-to-colored-navbar.html

<!DOCTYPE html>
<html>

    <head>

    <title>Sample Transparent Navbar</title>

    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">

    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
    <link href="https://fonts.googleapis.com/css?family=Montserrat" rel="stylesheet" type="text/css">
    <link href="https://fonts.googleapis.com/css?family=Lato" rel="stylesheet" type="text/css">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.0/jquery.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

        <!--custom css-->
        <link href="css/navbar.css" rel="stylesheet">

    </head>

<body>

<!--navigation-->

<nav class="navbar navbar-inverse navbar-fixed-top opaque-navbar">
  <div class="container">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="#myPage">Logo</a>
    </div>
    <div class="collapse navbar-collapse" id="myNavbar">
      <ul class="nav navbar-nav navbar-right">
        <li><a href="#list1">List 1</a></li>
        <li><a href="#list2">List 2</a></li>
        <li><a href="#list3">List 3</a></li>
      </ul>
    </div>
  </div>
</nav>

<header class="header-image">
    <div class="headline">
        <h1>This is a sample transparent navbar. Try to scroll and you will see the transition to an semi-transparent black color.</h1>
    </div>
</header>

<script src="js/navbartransition.js"></script>

</body>
</html>