.custom-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1040;
}
.custom-popup {
    display: none;
    position: fixed;
    z-index: 1050;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 800px;
    background-color: #2e2e2e;
    color: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,.5);
    padding: 15px;
}
.custom-popup img, .custom-popup iframe {
    max-width: 100%;
    height: auto;
}
.custom-popup .close {
    position: absolute;
    right: 10px;
    top: 10px;
    color: #fff;
    background: none;
    border: none;
    font-size: 1.5rem;
    z-index: 999999;
}