*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  overflow: hidden;
}

#videoGrid {
  display: flex;
  flex-direction: column;
}

#videoGrid > div {
  text-align: center;
  flex: 1;
}

#videoGrid > div > video {
  max-width: 100%;
}

#videoGrid.grid-1 > div > video {
  height: 100vh;
}

#videoGrid.grid-2 > div > video {
  height: 50vh;
}

#videoGrid.grid-3 > div > video {
  height: 33.33vh;
}

#videoGrid.grid-4 > div > video {
  height: 25vh;
}

#videoGrid.grid-5 > div > video {
  height: 20vh;
}