Remove background tint for when pop-up opens

lukeflix.css

@@ -2569,6 +2569,11 @@ div[data-role="controlgroup"] a[data-role="button"]:last-child {
     justify-content: flex-end;
 }
 
+/* Remove background tint for when pop-up opens */
+.dialogBackdrop {
+    background-color: transparent;
+}
+
 /* Remove background colors from top and bottom of program pop-up */
 .formDialogHeader, .formDialogFooter {
     background-color: transparent !important;