<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" integrity="sha384-GJzZqFGwb1QTTN6wy59ffF1BuGJpLSa9DkKMp0DgiMDm4iYMj70gZWKYbI706tWS" crossorigin="anonymous">
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/js/bootstrap.min.js" integrity="sha384-B0UglyR+jN6CkvvICOB2joaf5I4l3gm9GU6Hc1og6Ls7i6U/mkkaduKaBhlAXv9k" crossorigin="anonymous"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<title>Sign up</title>
</head>
<body>
<h1>Sign up page</h1>
<form id="signup">
User Name: <input type="text" id="userName" minlength="4" size="10" required="required"><br>
Password: <input type="password" id="password" minlength="4" size="10" required="required"><br>
Confirm Password: <input type="password" id="confirmPassword"><br>
<input type="submit" value="Submit" formaction="index.html">
<a class="nav-link" href="index.html">Return to main menu</a>
</form>
</body>
<script src="signupPage.js"></script>
</html>