.modal__window{
    box-shadow: 0 0 25px 20px rgba(0,0,0,.35);
    display: block;
    padding: 20px;
    background-color: var(--bg-null);
    border-radius: 10px;
    width: 75vw;
}

@media screen and (min-width: 778px) {
    .modal__window{
        width: 50vw;
    }
}