@media screen and (max-width: 991.98px) {
    /* Styles for screens wider than 768px (commonly used for laptop/desktop) */
   div#myModal {
    width: 100% !important;
    height: 80vh !important;
    max-height: 528px;
    top: 15%;
    }
}
   div#myModal {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}