diff --git a/css/light-grey.scss b/css/light-grey.scss
index 3cf2b3d9ec..85c6c3fc9b 100644
--- a/css/light-grey.scss
+++ b/css/light-grey.scss
@@ -1,3 +1,21 @@
+/*!
+ * Copyright (C) 2013-2019 Combodo SARL
+ *
+ * This file is part of iTop.
+ *
+ * iTop is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * iTop is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ */
+
 //@import 'css-variables.scss';
 
 /* CSS Document */
@@ -3467,6 +3485,8 @@ table.listResults .originColor{
 
 #dataModelSplitPane .ui-layout-center{
 	margin-left :30px !important;
+	height: initial !important;
+	width: initial !important;
 }
 ///////////////////
 //Impact analysis filter