User:Tactica

Proposed addition to Module:Navbox/styles.css

@media screen {
	html.skin-theme-clientpref-night th.navbox-title {
		background-color: #345;
	}
	html.skin-theme-clientpref-night th.navbox-group {
		background-color: #567;
	}
	html.skin-theme-clientpref-night td.navbox-abovebelow,
	html.skin-theme-clientpref-night th.navbox-group,
	html.skin-theme-clientpref-night td.navbox-subgroup td.navbox-title {
		background-color: #456;
	}
	html.skin-theme-clientpref-night td.navbox-even {
		background-color: #000;
	}
	html.skin-theme-clientpref-night td.navbox-odd {
		background-color: #123;
	}
	html.skin-theme-clientpref-night .navbox,
	html.skin-theme-clientpref-night .navbox-subgroup,
	html.skin-theme-clientpref-night .navbox-list {
		background-color: #111111;
	}
	html.skin-theme-clientpref-night tr + tr > .navbox-abovebelow,
	html.skin-theme-clientpref-night tr + tr > .navbox-group,
	html.skin-theme-clientpref-night tr + tr > .navbox-image,
	html.skin-theme-clientpref-night tr + tr > .navbox-list {
		border-top: 2px solid #111111;
	}
}
@media screen and (prefers-color-scheme: dark) {
	html.skin-theme-clientpref-os th.navbox-title {
		background-color: #345;
	}
	html.skin-theme-clientpref-os th.navbox-group {
		background-color: #567;
	}
	html.skin-theme-clientpref-os td.navbox-abovebelow,
	html.skin-theme-clientpref-os th.navbox-group,
	html.skin-theme-clientpref-os td.navbox-subgroup td.navbox-title {
		background-color: #456;
	}
	html.skin-theme-clientpref-os td.navbox-even {
		background-color: #000;
	}
	html.skin-theme-clientpref-os td.navbox-odd {
		background-color: #123;
	}
	html.skin-theme-clientpref-os .navbox,
	html.skin-theme-clientpref-os .navbox-subgroup,
	html.skin-theme-clientpref-os .navbox-list {
		background-color: #111111;
	}
	html.skin-theme-clientpref-os tr + tr > .navbox-abovebelow,
	html.skin-theme-clientpref-os tr + tr > .navbox-group,
	html.skin-theme-clientpref-os tr + tr > .navbox-image,
	html.skin-theme-clientpref-os tr + tr > .navbox-list {
		border-top: 2px solid #111111;
	}
}