body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  height: 100vh;
  max-width: 100vw;
  font-family: cherry swash, serif;
  letter-spacing: 0.025rem;
  line-height: 150%;
}
#poster {
  width: 500px;
  height: 750px;
  border: 1px solid;
}