.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.popup-content {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    max-width: 90%;
    max-height: 90%;
    overflow: auto;
    text-align: center;
}

.popup-image {
    max-width: 100%;
    max-height: 80vh;
    width: auto;
    height: auto;
}

.popup-close {
    margin-top: 10px;
    padding: 8px 16px;
    background: #0073aa;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}