fix lightbox loading icon color

style/_lightbox.scss

@@ -10,6 +10,7 @@
 .lb-cancel {
 	@include lightbox-icon(cancel);
 	@extend .flicker;
+	color: #CCC;
 }
 
 .lb-nav a.lb-prev, .lb-nav a.lb-next {
@@ -38,5 +39,4 @@
 
 .lb-data .lb-close {
 	@include lightbox-icon(close);
-	color: #CCC;
 }