* {
  box-sizing: border-box;
}
html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  background: #000;
  overflow: hidden;
}
body {
  display: flex;
  justify-content: center;
  align-items: center;
}
#videoPlayer {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
  display: block;
}