Display messages with a highlight differently

style.css

@@ -186,6 +186,10 @@ details summary {
 #buffer .me-tell {
 	color: #b37400;
 }
+#buffer .highlight .nick {
+	color: yellow;
+	background-color: #c700ff;
+}
 #buffer .nick-1 {
 	color: #f25e0d;
 }