diff --git a/app/assets/stylesheets/framework/tw_bootstrap.scss b/app/assets/stylesheets/framework/tw_bootstrap.scss
index 722b44d2d103bf4f375e5cdbb7964cc1e566e035..99d028d1228ee84bb88394051806b27943db204e 100644
--- a/app/assets/stylesheets/framework/tw_bootstrap.scss
+++ b/app/assets/stylesheets/framework/tw_bootstrap.scss
@@ -32,8 +32,6 @@
 @import "bootstrap/pager";
 @import "bootstrap/labels";
 @import "bootstrap/badges";
-@import "bootstrap/jumbotron";
-@import "bootstrap/thumbnails";
 @import "bootstrap/alerts";
 @import "bootstrap/progress-bars";
 @import "bootstrap/list-group";
diff --git a/app/assets/stylesheets/pages/note_form.scss b/app/assets/stylesheets/pages/note_form.scss
index dcd1aed71962b399c2af49ef779ffb05638b4a05..4392f08942b6d939daecfe9ab670f8a955496adf 100644
--- a/app/assets/stylesheets/pages/note_form.scss
+++ b/app/assets/stylesheets/pages/note_form.scss
@@ -65,7 +65,6 @@
 
 .note-image-attach {
   @extend .col-md-4;
-  @extend .thumbnail;
   margin-left: 45px;
   float: none;
 }