diff --git a/StudentManager/Editor/DetailCheckView.xaml b/StudentManager/Editor/DetailCheckView.xaml
index 227507c..5ff9513 100644
--- a/StudentManager/Editor/DetailCheckView.xaml
+++ b/StudentManager/Editor/DetailCheckView.xaml
@@ -8,8 +8,9 @@
              mc:Ignorable="d" 
              d:DesignHeight="450" d:DesignWidth="800">
     <Grid>
-        <DockPanel LastChildFill="False">
 
+        <StackPanel Orientation="Horizontal">
+            
             <ListBox ItemsSource="{Binding SelectedHomeWorkSet}">
                 <i:Interaction.Triggers>
                     <i:EventTrigger EventName="SelectionChanged">
@@ -37,6 +38,7 @@
                 </ListBox.ItemTemplate>
             </ListBox>
             <Button DockPanel.Dock="Bottom" Content="提交"/>
-        </DockPanel>
+        </StackPanel>
+
     </Grid>
 </UserControl>