.coh-youtube-embed-inner {
  position: relative;
  display: block;
  height: 0;
  padding: 0;
  overflow: hidden;
}
.coh-youtube-embed-inner .coh-youtube-embed-item,
.coh-youtube-embed-inner iframe,
.coh-youtube-embed-inner embed,
.coh-youtube-embed-inner object,
.coh-youtube-embed-inner video {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  height: 100%;
  width: 100%;
  border: 0;
}
.coh-youtube-embed-16by9 {
  padding-bottom: 56.25%;
}
.coh-youtube-embed-4by3 {
  padding-bottom: 75%;
}