.media--hover-effect > video.v4u-hover-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

@media (hover: hover) and (min-width: 750px) {
  .card-wrapper:hover .media--hover-effect > video.v4u-hover-video {
    opacity: 1;
  }
}