.youtube-embed {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  background: #000;
  overflow: hidden;
}

.youtube-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}