:root {
  --bg: #000;
  --fg: #fff;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fff;
    --fg: #000;
  }
}

* {
  margin: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  background: var(--bg);
  color: var(--fg);
  font-family: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.elm {
  width: min(78vw, 60vh, 440px);
  height: auto;
}

h1 {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  /* letter-spacing adds trailing space after the last letter; balance it */
  margin-right: -0.32em;
}