.wp-popup-wrapper {
    text-align: center;
    margin: 10px;
}
.popup-button {
    cursor: pointer;
    padding: 10px 20px;
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 5px;
}
.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 9999;
}
.popup-content {
    position: relative;
    width: 80%;
    max-width: 800px;
    margin: 5% auto;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
}
.popup-content iframe {
    width: 100%;
    height: 400px;
}
.popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 18px;
    cursor: pointer;
}