:root{
  --ui-font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell,
             "Noto Sans", Arial, "Helvetica Neue", sans-serif;
  --mono-font: ui-monospace, "SFMono-Regular", Menlo, Consolas,
               "Liberation Mono", "DejaVu Sans Mono", monospace;
}
body{ font-family: var(--ui-font) !important; }
code, pre, kbd, samp{ font-family: var(--mono-font) !important; }