#sb-booking-form { max-width: 420px; border: 1px solid #ddd; padding: 12px; border-radius:6px; background:#fff; }
#sb-booking-form input, #sb-booking-form select { width:100%; padding:8px; margin:4px 0 10px; box-sizing:border-box; }
#sb-booking-form button { padding:8px 14px; }