diff --git a/notebook/static/notebook/less/cell.less b/notebook/static/notebook/less/cell.less
index ce31bd75a..506dc0f72 100644
--- a/notebook/static/notebook/less/cell.less
+++ b/notebook/static/notebook/less/cell.less
@@ -39,6 +39,19 @@ div.cell {
 
     }
 
+    .command_mode  &.selected {
+
+        ._marked_style(3px);
+
+        &.marked {
+          ._marked_style(4px);
+        }
+
+
+
+    }
+
+
 
     .edit_mode &.selected {
         border-color: green;