.lightbox {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    padding: 40px;
    box-sizing: border-box;
}

.lightbox img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    background-color: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    border-radius: 4px;
    padding: 2rem;
}

.close-lightbox {
    position: absolute;
    top: 0.8rem;
    right: 4rem;
    color: #fff;
    font-size: 3em;
    font-weight: 500;
    cursor: pointer;
    transition: 0.3s;
}

.close-lightbox:hover {
    color: #adadad;
}