.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin: 1.25rem 0;
}
.video-container video,
.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.video-caption {
  font-size: 0.95rem;
  color: #555;
  margin-top: 0.5rem;
}