Template:TemplateData/style.css

/* CSS in this template will affect pages where TemplateData documentation is shown */

pre, code, .mw-code {
	background-color: rgb(31, 38, 44) !important;
	color: #ddd !important;
}

.template-doc {
	background-color: rgb(31, 38, 44);
	color: rgba(255,255,255,0);
}