.video-container {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

video {
  width: 100%;
  height: auto;
  max-width: 100%;
  border: none;
}

.youtube-video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  max-width: 100%;
  width: 100%;
  background: black;
}

.youtube-video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}