diff --git a/js/src/error_report.js b/js/src/error_report.js
index db5c2fab6e..ab7a5a713f 100644
--- a/js/src/error_report.js
+++ b/js/src/error_report.js
@@ -121,7 +121,7 @@ var ErrorReport = {
         ErrorReport.keyDict[key] = 1;
 
         var $div = $(
-            '<div class="alert alert-danger userPermissionModal" role="alert" id="error_notification_' + key + '"></div>'
+            '<div class="alert alert-danger" role="alert" id="error_notification_' + key + '"></div>'
         ).append(
             Functions.getImage('s_error') + Messages.strErrorOccurred
         );
diff --git a/themes/original/scss/_common.scss b/themes/original/scss/_common.scss
index 453ce62c39..31f703ef89 100644
--- a/themes/original/scss/_common.scss
+++ b/themes/original/scss/_common.scss
@@ -561,15 +561,6 @@ div#modalOverlay {
   z-index: 900;
 }
 
-div#userPermissionModal {
-  position: fixed;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  margin: 0;
-  z-index: 1000;
-}
-
 form.login label {
   width: 10em;
   font-weight: bolder;
diff --git a/themes/pmahomme/scss/_common.scss b/themes/pmahomme/scss/_common.scss
index 706da75e2d..6c3e800e67 100644
--- a/themes/pmahomme/scss/_common.scss
+++ b/themes/pmahomme/scss/_common.scss
@@ -710,15 +710,6 @@ div#modalOverlay {
   z-index: 900;
 }
 
-div#userPermissionModal {
-  position: fixed;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  margin: 0;
-  z-index: 1000;
-}
-
 form.login {
   input {
     &[type=text],