.su-responsive-media-yes {

    position: relative;

    padding-bottom: 56.25%;

    height: 0;

    overflow: hidden;

}

.su-responsive-media-yes iframe,

.su-responsive-media-yes object,

.su-responsive-media-yes embed {

    position: absolute;

    top: 0;

    left: 0;

    width: 100%;

    height: 100%;

}