.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    }

    .popup-container {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    }

    .popup-container img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    }

    .popup-close {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #000;
    color: #fff;
    border: none;
    font-size: 20px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
}