make prefs icons a bit more colorful

css/default.css

@@ -1769,6 +1769,10 @@ body#sharepopup input {
   content: "\f00c";
   color: white;
 }
+.flat .dijitTab i.material-icons,
+.flat .dijitAccordionInnerContainer:not(.dijitSelected) i.material-icons {
+  color: #257aa7;
+}
 .flat .dijitTree .dijitFolderClosed,
 .flat .dijitTree .dijitFolderOpened {
   display: none;

css/dijit_basic.less

@@ -51,6 +51,13 @@
 		color: white;
 	}
 
+	.dijitTab,
+	.dijitAccordionInnerContainer:not(.dijitSelected) {
+		i.material-icons {
+			color: @color-accent;
+		}
+	}
+
 	.dijitTree {
 		.dijitFolderClosed,
 		.dijitFolderOpened {

themes/night.css

@@ -1769,6 +1769,10 @@ body#sharepopup input {
   content: "\f00c";
   color: white;
 }
+.flat .dijitTab i.material-icons,
+.flat .dijitAccordionInnerContainer:not(.dijitSelected) i.material-icons {
+  color: #b87d2c;
+}
 .flat .dijitTree .dijitFolderClosed,
 .flat .dijitTree .dijitFolderOpened {
   display: none;