MediaWiki:Citizen.css

@media screen {
	:root {
		--color-surface-5:hsl(207,5%,70%);
		--color-surface-6:hsl(200,2%,60%);
		--color-surface-7:hsl(180,2%,40%);
	}
	:root.skin-citizen-dark {
		--color-surface-5:hsl(60%,15%,30%);
		--color-surface-6:hsl(60%,12%,35%);
		--color-surface-7:hsl(60%,12%,40%);
	}
}