.serial-video-page {
    background: transparent;
}

.serial-video-frame {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 12px;
    background: #000;
    line-height: 0;
    isolation: isolate;
}

.serial-video {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: inherit;
    background: #000;
    object-fit: cover;
}