diff --git a/demo/Semi.Avalonia.Demo/Pages/ToolTipDemo.axaml b/demo/Semi.Avalonia.Demo/Pages/ToolTipDemo.axaml
index 86080c4..235d3ba 100644
--- a/demo/Semi.Avalonia.Demo/Pages/ToolTipDemo.axaml
+++ b/demo/Semi.Avalonia.Demo/Pages/ToolTipDemo.axaml
@@ -11,7 +11,8 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Tip="This is a ToolTip">
             <TextBlock>Hover Here</TextBlock>
         </Border>
@@ -23,7 +24,8 @@
             Name="Border"
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Bottom">
             <ToolTip.Tip>
                 <StackPanel>
@@ -36,7 +38,8 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Top"
             ToolTip.Tip="Hello">
             <Border.Styles>
@@ -60,7 +63,8 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Top"
             ToolTip.Tip="Hello">
             <TextBlock>Top</TextBlock>
@@ -68,7 +72,8 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Left"
             ToolTip.Tip="Hello">
             <TextBlock>Left</TextBlock>
@@ -76,7 +81,8 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Right"
             ToolTip.Tip="Hello">
             <TextBlock>Right</TextBlock>
@@ -84,10 +90,11 @@
         <Border
             Margin="5"
             Padding="50,10"
-            Background="Yellow"
+            Classes="Hover"
+            Theme="{StaticResource CardBorder}"
             ToolTip.Placement="Bottom"
             ToolTip.Tip="Hello">
             <TextBlock>Bottom</TextBlock>
         </Border>
     </StackPanel>
-</UserControl>
+</UserControl>
\ No newline at end of file