#bookly-tbs .bookly-board-backdrop {
    background-color: rgba(0, 0, 0, .5);
    opacity: 1;
    overflow-y: auto;
}

#bookly-tbs .bookly-board {
    width: 50%;
    margin: 10% 25% !important;
}

@media (max-width: 991px) {
    #bookly-tbs .bookly-board {
        width: 90%;
        margin: 10% 5% !important;
    }
}