:root {
  color-scheme: light;
  background: #fff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  padding: 24px;
  display: grid;
  place-items: center;
}

img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100vh - 48px);
  max-height: calc(100svh - 48px);
  object-fit: contain;
}