diff --git a/src/Semi.Avalonia/Controls/TabStrip.axaml b/src/Semi.Avalonia/Controls/TabStrip.axaml
index 71e6ec6..54f9b0b 100644
--- a/src/Semi.Avalonia/Controls/TabStrip.axaml
+++ b/src/Semi.Avalonia/Controls/TabStrip.axaml
@@ -13,7 +13,7 @@
     </Design.PreviewWith>
 
     <ControlTheme x:Key="{x:Type TabStrip}" TargetType="TabStrip">
-        <Setter Property="VerticalAlignment" Value="Top"/>
+        <Setter Property="VerticalAlignment" Value="Top" />
         <Setter Property="Template">
             <ControlTemplate TargetType="TabStrip">
                 <Border
@@ -52,7 +52,7 @@
         BasedOn="{StaticResource {x:Type TabStrip}}"
         TargetType="TabStrip">
         <Setter Property="ItemContainerTheme" Value="{StaticResource CardTabStripItem}" />
-        <Setter Property="VerticalAlignment" Value="Top"/>
+        <Setter Property="VerticalAlignment" Value="Top" />
         <Setter Property="Template">
             <ControlTemplate TargetType="TabStrip">
                 <Border
diff --git a/src/Semi.Avalonia/Styles/TabStrip.axaml b/src/Semi.Avalonia/Styles/TabStrip.axaml
new file mode 100644
index 0000000..185f7b7
--- /dev/null
+++ b/src/Semi.Avalonia/Styles/TabStrip.axaml
@@ -0,0 +1,5 @@
+<Styles xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <Style Selector="TabStrip TabStripItem:nth-last-child(1)">
+        <Setter Property="Margin" Value="0" />
+    </Style>
+</Styles>
\ No newline at end of file
diff --git a/src/Semi.Avalonia/Styles/_index.axaml b/src/Semi.Avalonia/Styles/_index.axaml
index 574fa22..5afce03 100644
--- a/src/Semi.Avalonia/Styles/_index.axaml
+++ b/src/Semi.Avalonia/Styles/_index.axaml
@@ -1,3 +1,4 @@
 <Styles xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <StyleInclude Source="avares://Semi.Avalonia/Styles/TabControl.axaml" />
+    <StyleInclude Source="avares://Semi.Avalonia/Styles/TabStrip.axaml" />
 </Styles>
\ No newline at end of file