.media-container {
  &--video {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 */
    padding-top: 25px;
    height: 0;

    & iframe {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
    }
  }
}