.modal-promo {
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: 110;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.8);
    display: none;
}
.modal-promo-content {
    align-items: center;
    justify-content: center;
    display: flex;
    width: inherit;
    height: inherit;
}
.modal-promo-content .img-promo {
    display: inline-block;
    border-radius: 4px;
    width: 100%;
}

.modal-promo-content a {
    text-align: center;
    max-width: 800px;
    width: 94%;
}

@media only screen and (min-width: 768px)  {
    .grid-bg-package {
        max-width: 1000px; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: auto;
    }
}

@media only screen and (min-width: 1700px)  {
    .modal-promo-content a {
        width: 60%;
        max-width: none;
    }
    .modal-promo-content .img-promo {
        width: 100%;
    }
}