diff --git a/designer-base/src/main/java/com/fr/design/gui/frpane/FineTabbedPane.java b/designer-base/src/main/java/com/fr/design/gui/frpane/FineTabbedPane.java
index 0ce50448ed..508b58ca96 100644
--- a/designer-base/src/main/java/com/fr/design/gui/frpane/FineTabbedPane.java
+++ b/designer-base/src/main/java/com/fr/design/gui/frpane/FineTabbedPane.java
@@ -43,7 +43,7 @@ public class FineTabbedPane extends Box {
     private final UIButtonGroup<String> tabGroup;
     private final Map<String, JComponent> tabComponents;
     private final int[] tabLayout;
-    private final boolean useFitTab ;
+    private final boolean useFitTab;
 
     private FineTabbedPane(Map<String, JComponent> tabComponents, float headRatio, int[] tabLayout, boolean useFitTab) {
         this.headRatio = headRatio;
@@ -142,35 +142,45 @@ public class FineTabbedPane extends Box {
         initCoreComponents();
         setMatchParentSize(true);
         float flexRatio = (1 - headRatio) / 2;
-        int headHeight = FlatUIUtils.getUIInt("Component.defaultHeight",24) * tabLayout.length / 2;
-        Component component = useFitTab ? row(flex(), cell(tabGroup), flex()).getComponent() : row(flex(flexRatio), cell(tabGroup).weight(headRatio), flex(flexRatio)).getComponent();
+        int headHeight = FlatUIUtils.getUIInt("Component.defaultHeight", 24) * tabLayout.length / 2;
+        Component tabRow = useFitTab ? row(flex(), cell(tabGroup), flex()).getComponent() : row(flex(flexRatio), cell(tabGroup).weight(headRatio), flex(flexRatio)).getComponent();
+        Component backgroundComp = createBackGroundComp();
         add(
                 column(
-                        cell(component),
-                        flex()
+                        cell(tabRow),
+                        cell(centerPane).with(it -> it.setBorder(new ScaledEmptyBorder(10, 10, 10, 10))).weight(1)
                 ),
                 column(
                         fix(headHeight),
-                        cell(centerPane).with(it -> it.setBorder(new ScaledEmptyBorder(headHeight + 10, 10, 10, 10))).weight(1)
+                        cell(backgroundComp).weight(1)
                 )
         );
         fillBackgroundColor();
     }
 
+    private Component createBackGroundComp() {
+        JPanel pane = new JPanel();
+        pane.putClientProperty(PANEL_TYPE, ROUNDED_PANEL);
+        pane.setBackground(getFillColor());
+        return pane;
+    }
+
     private void initCoreComponents() {
         cards = new CardLayout();
         centerPane = new JPanel(cards);
-        centerPane.putClientProperty(PANEL_TYPE, ROUNDED_PANEL);
         tabComponents.forEach((key, value) -> {
             value.setOpaque(false);
             centerPane.add(value, key);
         });
     }
 
+    private Color getFillColor() {
+        return FineUIUtils.getUIColor("FineTabbedPane.background", "fill.gray");
+    }
+
     private void fillBackgroundColor() {
-        Color fillColor = FineUIUtils.getUIColor("FineTabbedPane.background", "fill.gray");
         Color defaultColor = FineUIUtils.getUIColor("default.background", "Component.background");
-        ColorUtils.syncBackgroundIfAbsent(centerPane, fillColor, defaultColor);
+        ColorUtils.syncBackgroundIfAbsent(centerPane, getFillColor(), defaultColor);
     }
 
     private void initListeners() {