diff --git a/public/stylesheets/sass/application.sass b/public/stylesheets/sass/application.sass
index e84137c10..c1c5c4638 100644
--- a/public/stylesheets/sass/application.sass
+++ b/public/stylesheets/sass/application.sass
@@ -752,6 +752,9 @@ textarea
 input[type='checkbox']
   :width auto
 
+input[type='hidden']
+  :display none
+
 .submit_block
   :text
     :align right