.wp-lightbox-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.95);
    justify-content: center;
    align-items: center;
    z-index: 999999;
    cursor: zoom-out;
}
.wp-lightbox-overlay.active {
    display: flex !important;
}
.wp-lightbox-overlay img {
    max-width: 90%;
    max-height: 90%;
    box-shadow: 0 0 20px #333;
    transition: 0.3s ease;
}
.wp-lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    color: #333;
    background: rgba(255,255,255,0.7);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    cursor: pointer;
    z-index: 1000000;
    user-select: none;
}
.wp-lightbox-arrow:hover {
    background: rgba(255,255,255,0.9);
}
.wp-lightbox-arrow.left {
    left: 20px;
}
.wp-lightbox-arrow.right {
    right: 20px;
}