Vorlage:Stammbaum/styles.css

.stammbaum {
	border-color: #000000;
}

/* Dunkelmodus */
html.skin-theme-clientpref-night .stammbaum {
    border-color: #ffffff;
}

@media (prefers-color-scheme: dark) {
	html.skin-theme-clientpref-os .stammbaum {
    	border-color: #ffffff;
	}
}