.custom-overlay-container {
    position: relative;
    /* width: 300px; */
    /* height: 400px; */
}

.custom-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    font-size: 17px;
    background-color: #090b0b;
    color: #fff;
    text-align: center;
    z-index: 10;
    padding: 25px;
}

.custom-overlay-container iframe {
    position: relative;
    z-index: 1;
    border: none;
}