.hs-popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}
.hs-popup-box {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0,0,0,0.3);
}
.hs-popup-image {
    width: 100%;
    height: auto;
    display: block;
}
.hs-popup-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: transparent;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #333;
    z-index: 1;
}