.lightbox {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(0, 0, 0, .92);
    display: none;
    place-items: center;
    padding: 30px
}

.lightbox.open {
    display: grid
}

.lightbox img {
    max-width: min(100%, 1100px);
    max-height: 90vh;
    object-fit: contain;
    border: 4px solid #FDC700;
    border-radius: 15px;
}

.lightbox button {
    position: absolute;
    top: 20px;
    right: 28px;
    background: none;
    border: 0;
    color: #fff;
    font-size: 42px;
    cursor: pointer;
    line-height: 1
}