base.css

:root {
	--color: #4af;
	--font-family: system-ui, -apple-system,
		"Segoe UI", Roboto, "Helvetica Neue",
		Arial, "Noto Sans", sans-serif,
		"Apple Color Emoji", "Segoe UI Emoji",
		"Segoe UI Symbol", "Noto Color Emoji";
	--letter-spacing: 0.012em;
	--line-height: 1.4;

	--bg-color: #111;
	--strong-color: #49d;
	--code-color: #acf;
	--link-color: #17c;
	--outline: 2px outset #17c;

	--h-color: #48c;
	--h-link-color: #28c;
	--h-line-height: 1.2;
	--h-margin-block-end: 0.5em;
	--h-margin-block-start: 1.2em;

	--q-border-inline-start: 4px solid #169;
	--q-margin-inline-start: 0;

	--fig-bg-color: #021121;
	--fig-border-color: #032d61;
	--fig-bg-weak-color: #01254c;
}