force print/screen filter styles

Author: haschek

src/components/Application/_viewability.scss

@@ -1,13 +1,13 @@
 @media print {
     .#{eccgui}-application__hide--print,
     .#{eccgui}-application__show--screen {
-        display: none;
+        display: none !important;
     }
 }
 
 @media screen {
     .#{eccgui}-application__hide--screen,
     .#{eccgui}-application__show--print {
-        display: none;
+        display: none !important;
     }
 }