.video-section-vitax {
  max-width: 700px;
  margin: 20px auto;
  padding: 0;
  border-radius: 16px;
  background: #161616;
  box-shadow: 0 2px 16px rgba(0,0,0,0.18);
}

.video-iframe-vitax {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9; /* Proporción de video estándar */
  background: #000;
  border-radius: 16px;
  overflow: hidden;
}

.video-iframe-vitax iframe {
  position: absolute;
  inset: 0; /* top:0; left:0; right:0; bottom:0 */
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 16px;
  background: #000;
  display: block;
}