.background-video {
  width: 100%;
  height: 500px;
  position:absolute;
}
.video-item {
  width: 100%;
  height: 400px;
  background-repeat: no-repeat;
  background-size: cover;
}
.play-button i {
  font-size: 100px;
  position: relative;
  right: -9px;
}
.play-button {
  border: 5px solid #000;
  padding: 20px 30px;
  border-radius: 80px;
}