diff -r 4fa33bfa8fb9 -r 0f4f8f255c32 src/main/webapp/language.css
--- a/src/main/webapp/language.css	Sun May 10 10:11:10 2020 +0200
+++ b/src/main/webapp/language.css	Sun May 10 10:11:37 2020 +0200
@@ -38,6 +38,7 @@
     margin: .5em;
 }
 
+/* browser language not available */
 span.blNA {
     margin: .5em;
     color: red;