.devx-video-banner {
  position: relative;
  overflow: hidden;
}
.devx-video-banner__wrapper {
  position: absolute;
  inset: 0;
  width: 100%;
  height: calc(100% + 300px);
}
.devx-video-banner__wrapper video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}