diff --git a/apps/spreadsheeteditor/main/resources/less/toolbar.less b/apps/spreadsheeteditor/main/resources/less/toolbar.less
index f9eb5429a..12f305893 100644
--- a/apps/spreadsheeteditor/main/resources/less/toolbar.less
+++ b/apps/spreadsheeteditor/main/resources/less/toolbar.less
@@ -183,6 +183,11 @@
 .combo-cell-styles, #id-toolbar-btn-cstyle {
     .dropdown-menu {
         padding: 5px 0px !important;
+        border-left-style: solid !important;
+        border-left-color: @border-regular-control-ie !important;
+        border-left-color: @border-regular-control !important;
+        border-left-width: @scaled-one-px-value-ie !important;
+        border-left-width: @scaled-one-px-value !important;
     }
 
     .menu-picker-container {
@@ -215,3 +220,8 @@
     }
 }
 
+#id-toolbar-btn-cstyle {
+    .style  {
+        background-color: @canvas-content-background;
+    }
+}
\ No newline at end of file