diff --git a/Bin/net40/SunnyUI.Demo.exe b/Bin/net40/SunnyUI.Demo.exe
index cc628af1..a6e1893e 100644
Binary files a/Bin/net40/SunnyUI.Demo.exe and b/Bin/net40/SunnyUI.Demo.exe differ
diff --git a/Bin/net40/SunnyUI.dll b/Bin/net40/SunnyUI.dll
index 151f01fd..7f132b8f 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/Bin/net5.0-windows/SunnyUI.dll b/Bin/net5.0-windows/SunnyUI.dll
index f3308a44..bbcfb7b7 100644
Binary files a/Bin/net5.0-windows/SunnyUI.dll and b/Bin/net5.0-windows/SunnyUI.dll differ
diff --git a/Bin/net5.0-windows/ref/SunnyUI.dll b/Bin/net5.0-windows/ref/SunnyUI.dll
index ecb2c366..bd568015 100644
Binary files a/Bin/net5.0-windows/ref/SunnyUI.dll and b/Bin/net5.0-windows/ref/SunnyUI.dll differ
diff --git a/Bin/netcoreapp3.1/SunnyUI.dll b/Bin/netcoreapp3.1/SunnyUI.dll
index bc040c08..fc38caea 100644
Binary files a/Bin/netcoreapp3.1/SunnyUI.dll and b/Bin/netcoreapp3.1/SunnyUI.dll differ
diff --git a/SunnyUI/Style/UIStyle.cs b/SunnyUI/Style/UIStyle.cs
index acc37bcd..eb6c225f 100644
--- a/SunnyUI/Style/UIStyle.cs
+++ b/SunnyUI/Style/UIStyle.cs
@@ -28,7 +28,7 @@ using System.Windows.Forms;
 
 namespace Sunny.UI
 {
-    internal interface IStyleInterface
+    public interface IStyleInterface
     {
         UIStyle Style { get; set; }