imagine.css

:root {
  font-family: sans-serif;
  font-size: max(3ch, 3vmin + 3vmax);
}

:focus {
  outline-style: dashed;
  outline-width: thick;
}

body {
  margin: auto;
  overflow-wrap: anywhere;
}

figure {
  box-sizing: border-box;
  margin: auto;
}

figcaption {
  box-sizing: border-box;
  min-height: 50vh;
  padding: 2em;
  font-family: monospace;
}

blockquote {
  align-items: center;
  box-sizing: border-box;
  display: flex;
  flex-flow: column;
  font-size: 2em;
  font-weight: bold;
  justify-content: center;
  margin: auto;
  min-height: 100vh;
  padding: 1em;
}

data {
  letter-spacing: 1ch;
}

data::first-letter {
  font-size: 3ch;
}

@media (orientation: portrait) {
  blockquote {
    writing-mode: vertical-rl;
  }
}