:root {
  color-scheme: dark;
  background: #000;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-width: 240px;
  min-height: 100%;
  background: #000;
}

main {
  --space: clamp(24px, 6vw, 64px);
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  place-items: center;
  padding: var(--space);
}

.download {
  display: block;
  max-width: 100%;
  line-height: 0;
  border-radius: 4px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.download:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 12px;
}

.logo {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(78vh, calc(100vh - var(--space) * 2), 760px);
  max-height: min(78svh, calc(100svh - var(--space) * 2), 760px);
  /* The original is black artwork on white. Invert for a black page,
     preserving the full original image and wordmark without cropping. */
  filter: invert(1);
}

@media (forced-colors: active) {
  .download:focus-visible {
    outline-color: LinkText;
  }
}