<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<html>
<head><title>ADD</title>
<link href="CSS/style.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div class="page-container">
<form action="#" method="POST">
<h1>Sign Up</h1>
<input type="text" name="name" class="Name" placeholder="Name">
<input type="text" name="tele" class="Tele" placeholder="Number Phone">
<input type="text" name="email" class="Email" placeholder="Email">
<input type="password" name="password" class="Address" placeholder="password">
<button type="submit" value="Add" name="submit">Submit</button>
</form>
</div>
</body>
</html>