diff --git a/designer-base/src/main/java/com/fr/design/cell/CellStylePreviewPane.java b/designer-base/src/main/java/com/fr/design/cell/CellStylePreviewPane.java
index d566bbf98..af4bc8a9b 100644
--- a/designer-base/src/main/java/com/fr/design/cell/CellStylePreviewPane.java
+++ b/designer-base/src/main/java/com/fr/design/cell/CellStylePreviewPane.java
@@ -3,11 +3,7 @@ package com.fr.design.cell;
 import com.fr.base.NameStyle;
 import com.fr.base.ScreenResolution;
 import com.fr.base.Style;
-import com.fr.design.mainframe.theme.TemplateThemeBlock;
-import com.fr.general.IOUtils;
 
-import javax.swing.Icon;
-import javax.swing.JComponent;
 import javax.swing.JPanel;
 import java.awt.Dimension;
 import java.awt.Graphics;
@@ -25,14 +21,12 @@ public class CellStylePreviewPane extends JPanel {
     private static final Image transparentBackgroundImage = Toolkit.getDefaultToolkit().createImage(CellStylePreviewPane.class.getResource("/com/fr/design/images/transparent_background.png"));
     private final float transparentBackgroundWidth;
     private final float transparentBackgroundHeight;
-    private final float transparentBackgroundAspect;
     private String paintText = "Report";
     private Style style = Style.DEFAULT_STYLE;
 
     public CellStylePreviewPane() {
         transparentBackgroundWidth = transparentBackgroundImage.getWidth(null);
         transparentBackgroundHeight = transparentBackgroundImage.getHeight(null);
-        transparentBackgroundAspect = 1.0F * transparentBackgroundImage.getWidth(null) / transparentBackgroundImage.getHeight(null);
     }
 
     public void setStyle(Style style) {
@@ -72,7 +66,7 @@ public class CellStylePreviewPane extends JPanel {
 
         Style.paintContent(g2d, paintText, style, width, height, resolution);
 
-        Style.paintBorder(g2d, style, getWidth() - 3, getHeight() - 3);
+        Style.paintBorder(g2d, style, width, height);
     }
 
     @Override