#sbrc-booking-form { max-width: 400px; margin: 20px 0; }
#sbrc-booking-form input, #sbrc-booking-form select {
  width: 100%; padding: 10px; margin: 5px 0;
}
#sbrc-booking-form button {
  background: #0073aa; color: white; padding: 10px 20px; border: none;
  cursor: pointer;
}