My page is displaying the navbar vertically instead of horizontally.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1,shrink-to-fit=no">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<title>
Home | Bootstrap
</title>
<link rel="stylesheet" href="css/bootstrap.min.css">
</head>
<body>
<nav class="navbar navbar-light bg-faded">
<a class="navbar-brand" href="#">My bootstrap application</a>
<ul class="nav navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="index.html">Home</a>
</li>
<li class="nav-item">
<a class="nav-link" href="about.html">About</a>
</li>
<li class="nav-item">
<a class="nav-link" href="contact.html">Contact</a>
</li>
</ul>
<form class="form-inline pull-xs-right">
<input class="form-control" type="text" placeholder="Search" />
<button class="btn btn-primary" type="submit">Search</button>
</form>
</nav>
<div class="container">
<div class="row">
<div class="col-lg-12">
<h1>hello world!</h1>
</div>
</div>
</div>
<div class="container">
<div class="row">
<div class="col-lg-12">
Bootstrap 4
</div>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
</body>
</html>
Why is this happening? The documentation indicates it should be horizontal by default.