.mphb-booking-form,
.mphb-booking-form label,
.mphb-booking-form input,
.mphb-booking-form select,
.mphb-booking-form textarea {
    color: #ffffff !important;
    background-color: #1a1a1a !important;
    border: 1px solid #555 !important;
}

.mphb-booking-form button {
    background-color: #ffffff !important;
    color: #000000 !important;
}