.modal-body iframe{
    border: none;
}
#modal-group-quick .modal-header{
    display: block;
    padding: 15px;
}

#modal-group-quick .modal-body {
    height: calc(100vh - 100px);
}

@media (min-width: 576px) {
    #modal-group-quick .modal-dialog {
        max-width: max(500px, 80vw);
    }

    #modal-group-quick .modal-body {
        height: calc(90vh - 100px);
    }
}

@media (min-width: 992px) {
    #modal-group-quick .modal-dialog {
        max-width: 800px;
    }

    #modal-group-quick .modal-body {
        height: 80vh;
    }
}