body {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  flex-direction: column;
  row-gap: 10px;
}
button {
  padding: 10px 40px;
}
video {
  width: 90%;
  /* transform: ; */
  height: 70%;
  border-radius: 10px;
}