:root {
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial,
               "Noto Sans", "Liberation Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
               "Liberation Mono", "Courier New", monospace;
}

body {
  font-family: var(--font-sans);
}

code, kbd, pre {
  font-family: var(--font-mono);
}