document.getElementById('passwordForm')
.addEventListener('submit', function(event) {
  event.preventDefault();
  const password = document.getElementById('password').value;
  const errorMessages = document.getElementById('errorMessages');
  errorMessages.innerHTML = '';
  let errors = [];

  if (password.length < 8) {
    errors.push('The password must be at least 8 characters long.');
  }
  if (!/[A-Z]/.test(password)) {
    errors.push('The password must contain one uppercase letter.');
  }
  if (!/[a-z]/.test(password)) {
    errors.push('The password must contain one lowercase letter.');
  }
  if (!/[0-9]/.test(password)) {
    errors.push('The password must contain one number.');
  }
  if (!/[!@#$%^&*(),.?":{}|<>]/.test(password)) {
    errors.push('The password must contain one special character.');
  }

  if (errors.length > 0) {
    errors.forEach(error => {
      const p = document.createElement('p');
      p.textContent = error;
      errorMessages.appendChild(p);
    });
  } else {
    alert('Valid password!');
  }
});