diff --git a/src/Avalonia/HandyControl_Avalonia/Themes/Styles/MergedStyles.axaml b/src/Avalonia/HandyControl_Avalonia/Themes/Styles/MergedStyles.axaml
index d3f2a697..f6c7d7f4 100644
--- a/src/Avalonia/HandyControl_Avalonia/Themes/Styles/MergedStyles.axaml
+++ b/src/Avalonia/HandyControl_Avalonia/Themes/Styles/MergedStyles.axaml
@@ -18,6 +18,7 @@
+
diff --git a/src/Avalonia/HandyControl_Avalonia/Themes/Styles/TransitioningContentControl.axaml b/src/Avalonia/HandyControl_Avalonia/Themes/Styles/TransitioningContentControl.axaml
new file mode 100644
index 00000000..b2c9333a
--- /dev/null
+++ b/src/Avalonia/HandyControl_Avalonia/Themes/Styles/TransitioningContentControl.axaml
@@ -0,0 +1,32 @@
+
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