signup.html

<!DOCTYPE html>
<html>

<head>
    <title> SignUp Form</title>
    <link href="public/css/style.css" rel="stylesheet">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <script src="https://code.jquery.com/jquery-2.2.0.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">

</head>

<body>
    <div class="container main">
        <form action="/signup" method="POST">
            <div class="form-group">
                <label for="username">Username:</label>
                <input name="username" type="text" class="form-control" id="username">
            </div>
            <div class="form-group">
                <label for="email">Email:</label>
                <input name="email" type="email" class="form-control" id="email">
            </div>
            <div class="form-group">
                <label for="pwd">Password:</label>
                <input name="password" type="password" class="form-control" id="pwd">
            </div>
            <div class="checkbox">
                <label><input type="checkbox"> Remember me</label>
            </div>
            <button type="submit" class="btn btn-success">Submit</button>
        </form>
    </div>
    <script src="/public/js/script.js" type="text/javascript">
    </script>
</body>

</html>