.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: #fff;
    padding: 20px;
    width: 80%;
    height: 80%;
    position: relative;
}

.modal-content iframe {
    width: 100%;
    height: 100%;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #ff5e5e;
    color: #fff;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
}