diff --git a/kallithea/front-end/style.less b/kallithea/front-end/style.less
--- a/kallithea/front-end/style.less
+++ b/kallithea/front-end/style.less
@@ -564,10 +564,6 @@ input.status_change_radio {
     background-position: 20px 0;
   }
 }
-.comment-preview.failed .user,
-.comment-preview.failed .panel-body {
-  color: #666;
-}
 .comment-preview .comment-submission-status {
   float: right;
 }
diff --git a/kallithea/public/js/base.js b/kallithea/public/js/base.js
--- a/kallithea/public/js/base.js
+++ b/kallithea/public/js/base.js
@@ -667,7 +667,7 @@ function _comment_div_append_form($comme
             }
         }
         function failure(x, s, e) {
-            $preview.removeClass('submitting').addClass('failed');
+            $preview.removeClass('submitting').children('.panel').addClass('panel-danger');
             var $status = $preview.find('.comment-submission-status');
             $('<span>', {
                 'title': e,
@@ -681,7 +681,7 @@ function _comment_div_append_form($comme
                     text: _TM['Retry']
                 }).click(function() {
                     $status.text(_TM['Submitting ...']);
-                    $preview.addClass('submitting').removeClass('failed');
+                    $preview.addClass('submitting').children('.panel').removeClass('panel-danger');
                     ajaxPOST(AJAX_COMMENT_URL, postData, success, failure);
                 }),
                 $('<button>', {