html,body {
    width: 100%;
    height: 100%;
    background-color: #000;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 1920px;
    height: 1080px;
}

.container iframe {
    width: 1920px;
    height: 1080px;
    border: none;
}