* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  display: grid;
  place-items: center;
  background: #f3f4f6;
  font-family: Arial, Helvetica, sans-serif;
}

.page {
  width: min(94vw, 920px);
  padding: 24px;
}

.poster {
  display: block;
  width: 100%;
  height: auto;
  border: 10px solid #ded8cf;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.18);
}