.mc-16x9 { aspect-ratio: 16/9; }
.mc-video-wrap { position: relative; background: #111; overflow: hidden; }
.mc-video-wrap video,
.mc-video-wrap iframe { width: 100%; height: 100%; display: block; border: 0; }
.mc-video-empty::before {
  content: "Video en proceso";
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: #cbd5e1; font-weight: 600;
}