html, body {
  margin: 0;
  min-height: 100%;
  background: #f7f3ee;
}

body {
  min-height: 100dvh;
}

main {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  box-sizing: border-box;
}

img {
  display: block;
  width: 100%;
  max-width: 1100px;
  height: auto;
  max-height: 88dvh;
  object-fit: contain;
}