rdnt-youtube {
    position: relative;
    display: block;
    width: 100%;
    overflow: hidden;
}

rdnt-youtube *:not(iframe){ display:none; }

rdnt-youtube iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
    min-height: initial !important;
}