Fix buttons in color themes

webclient/src/Style-red.css

@@ -20,7 +20,8 @@
 	background-color: #690000;
 }
 
-.red button {
+.red .menu button,
+.red .story-text button {
 	background-color: #440000;
 	border-color: #b00;
 	color: #b00;
@@ -88,3 +89,7 @@
 .red .checkbox:checked + label::after {
 	border-color: #aa0000;
 }
+
+.red .copy-button {
+	color: #690000;
+}