<form action="#" method="post">
  <h2>Sign Up</h2>
  <label for="username">Username:</label>
  <input type="text" id="username" name="username" required>
  <label for="email">Email:</label>
  <input type="email" id="email" name="email" required>
  <label for="password">Password:</label>
  <input type="password" id="password" name="password" required>
  <label for="confirm-password">Confirm Password:</label>
  <input type="password" id="confirm-password" name="confirm-password" required>
  <button type="submit">Sign Up</button>
</form>