#stickyReg{
    display:none!important;
}

.modal.in {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.modal.in .modal-dialog {
    margin: 0 auto;
}

@media screen and (max-width: 767px) {
    .modal.in {
        padding: 0 !important;
    }

    .modal.in .modal-dialog {
        width: 90%;
        max-width: 300px;
        max-height: 90vh;
        overflow-y: auto;
    }
}