.sbs-booking-form {
    max-width: 400px;
    padding: 10px;
    background: #f9f9f9;
    border: 1px solid #ddd;
}
.sbs-booking-form label {
    display: block;
    margin-bottom: 10px;
}
#sbs-calendar {
    margin-top: 20px;
}