:root {
  --title-size: 100vh;
}
body {
  margin: 0;
  overflow: hidden;
}

#title {
  height: var(--title-size);
  background-color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;

  h1 {
    font-size: 100px;
  }
  video {
    position: absolute;
    top: 0;
    display: block;
    height: var(--title-size);
    object-fit: fill;
    width: 100%;
  }
}
@keyframes fadeout {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
#overlay {
  z-index: 1;
}