register-form {
  display: block;
  max-width: 360px;
  margin: 80px auto;
  padding: 2rem;
  border: 1px solid #ddd;
  border-radius: 6px;
}

register-form form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

register-form h2 {
  margin: 0;
}

register-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
}

register-form input {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

register-form button {
  padding: 0.6rem;
  background: #222;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

register-form button:hover {
  background: #444;
}

register-form .error {
  color: #c00;
  font-size: 0.85rem;
  min-height: 1em;
}

register-form a {
  text-align: center;
  font-size: 0.9rem;
  color: #555;
}