<html>
<head>
<meta charset="utf-8">
<title>Bootstrap Example</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdn.staticfile.net/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://cdn.staticfile.net/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdn.staticfile.net/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
<style>
body {
position: relative;
}
#section1 {padding-top:50px;height:500px;color: #fff; background-color: #1E88E5;}