html,
body {
  margin: 0;
  padding: 0;
}

body {
  height: 100%;
  overflow: hidden;
}

video {
  margin: 0;
  padding: 0;
  border: none;
  object-fit: cover;
  object-position: center;
  width: 100%;
  height: 100%;
  border-radius: 0;
}