diff --git a/samples/AtomUI.Demo.Desktop/ShowCase/DropdownButtonShowCase.axaml b/samples/AtomUI.Demo.Desktop/ShowCase/DropdownButtonShowCase.axaml
index 9b1ca1c88..d392529cc 100644
--- a/samples/AtomUI.Demo.Desktop/ShowCase/DropdownButtonShowCase.axaml
+++ b/samples/AtomUI.Demo.Desktop/ShowCase/DropdownButtonShowCase.axaml
@@ -243,5 +243,6 @@
                 </atom:DropdownButton>
             </WrapPanel>
         </showcase:ShowCaseItem>
+
     </showcase:ShowCasePanel>
 </UserControl>
\ No newline at end of file
diff --git a/src/AtomUI.Controls/Buttons/BaseButtonTheme.cs b/src/AtomUI.Controls/Buttons/BaseButtonTheme.cs
index 143e51a1e..dbea32c85 100644
--- a/src/AtomUI.Controls/Buttons/BaseButtonTheme.cs
+++ b/src/AtomUI.Controls/Buttons/BaseButtonTheme.cs
@@ -78,9 +78,8 @@ internal abstract class BaseButtonTheme : BaseControlTheme
             HorizontalContentAlignment = HorizontalAlignment.Center,
             VerticalContentAlignment = VerticalAlignment.Center,
             HorizontalAlignment = HorizontalAlignment.Center,
-            VerticalAlignment = VerticalAlignment.Center
+            VerticalAlignment = VerticalAlignment.Center,
          };
-
          CreateTemplateParentBinding(extraContentPresenter, ContentPresenter.IsVisibleProperty, Button.RightExtraContentProperty,
             BindingMode.Default,
             ObjectConverters.IsNotNull);
@@ -88,7 +87,7 @@ internal abstract class BaseButtonTheme : BaseControlTheme
          
          DockPanel.SetDock(extraContentPresenter, Dock.Right);
 
-         var rootLayout = new DockPanel()
+         var rootLayout = new DockPanel
          {
             Name = RootLayoutPart,
             LastChildFill = true
@@ -145,7 +144,7 @@ internal abstract class BaseButtonTheme : BaseControlTheme
       }
       {
          var extraContentStyle = new Style(selector => selector.Nesting().Template().Name(RightExtraContentPart));
-         extraContentStyle.Add(ContentPresenter.PaddingProperty, ButtonTokenResourceKey.ExtraContentMargin);
+         extraContentStyle.Add(ContentPresenter.MarginProperty, ButtonTokenResourceKey.ExtraContentMargin);
          middleSizeStyle.Add(extraContentStyle);
       }
       Add(middleSizeStyle);
@@ -162,7 +161,7 @@ internal abstract class BaseButtonTheme : BaseControlTheme
       }
       {
          var extraContentStyle = new Style(selector => selector.Nesting().Template().Name(RightExtraContentPart));
-         extraContentStyle.Add(ContentPresenter.PaddingProperty, ButtonTokenResourceKey.ExtraContentMarginSM);
+         extraContentStyle.Add(ContentPresenter.MarginProperty, ButtonTokenResourceKey.ExtraContentMarginSM);
          smallSizeStyle.Add(extraContentStyle);
       }
       Add(smallSizeStyle);
diff --git a/src/AtomUI.Controls/Buttons/Button.cs b/src/AtomUI.Controls/Buttons/Button.cs
index 67b6e7fd9..f0109e151 100644
--- a/src/AtomUI.Controls/Buttons/Button.cs
+++ b/src/AtomUI.Controls/Buttons/Button.cs
@@ -503,12 +503,13 @@ public class Button : AvaloniaButton,
             normalFilledBrushKey = GlobalTokenResourceKey.ColorPrimary;
             selectedFilledBrushKey = GlobalTokenResourceKey.ColorPrimaryActive;
             activeFilledBrushKey = GlobalTokenResourceKey.ColorPrimaryHover;
+            if (IsDanger) {
+               normalFilledBrushKey = GlobalTokenResourceKey.ColorError;
+               selectedFilledBrushKey = GlobalTokenResourceKey.ColorErrorActive;
+               activeFilledBrushKey = GlobalTokenResourceKey.ColorErrorBorderHover;
+            }
          }
-         if (IsDanger) {
-            normalFilledBrushKey = GlobalTokenResourceKey.ColorError;
-            selectedFilledBrushKey = GlobalTokenResourceKey.ColorErrorActive;
-            activeFilledBrushKey = GlobalTokenResourceKey.ColorErrorBorderHover;
-         }
+
       } else if (ButtonType == ButtonType.Text) {
          normalFilledBrushKey = ButtonTokenResourceKey.DefaultColor;
          selectedFilledBrushKey = ButtonTokenResourceKey.DefaultColor;
diff --git a/src/AtomUI.Controls/Buttons/ButtonToken.cs b/src/AtomUI.Controls/Buttons/ButtonToken.cs
index 4780a327e..1aa778ee1 100644
--- a/src/AtomUI.Controls/Buttons/ButtonToken.cs
+++ b/src/AtomUI.Controls/Buttons/ButtonToken.cs
@@ -224,6 +224,21 @@ internal class ButtonToken : AbstractControlDesignToken
    /// 小号按钮内容字体行高
    /// </summary>
    public double ContentLineHeightSM { get; set; } = double.NaN;
+   
+   /// <summary>
+   /// 按钮右边一个额外的区域对右侧的小号外边距
+   /// </summary>
+   public Thickness ExtraContentMarginSM { get; set; }
+   
+   /// <summary>
+   /// 按钮右边一个额外的区域对右侧的外边距
+   /// </summary>
+   public Thickness ExtraContentMargin { get; set; }
+   
+   /// <summary>
+   /// 按钮右边一个额外的区域对右侧的大号外边距
+   /// </summary>
+   public Thickness ExtraContentMarginLG { get; set; }
 
    #region 内部 Token 定义
 
diff --git a/src/AtomUI.Controls/DropdownButton/DropdownButton.cs b/src/AtomUI.Controls/DropdownButton/DropdownButton.cs
index 71af16534..d6c2d149f 100644
--- a/src/AtomUI.Controls/DropdownButton/DropdownButton.cs
+++ b/src/AtomUI.Controls/DropdownButton/DropdownButton.cs
@@ -49,7 +49,7 @@ public class DropdownButton : Button
 
    public static readonly StyledProperty<int> MouseLeaveDelayProperty =
       AvaloniaProperty.Register<DropdownButton, int>(nameof(MouseLeaveDelay), 100);
-
+   
    public static readonly StyledProperty<bool> IsShowIndicatorProperty =
       AvaloniaProperty.Register<DropdownButton, bool>(nameof(IsShowIndicator), true);
 
@@ -117,7 +117,7 @@ public class DropdownButton : Button
       get => GetValue(MouseLeaveDelayProperty);
       set => SetValue(MouseLeaveDelayProperty, value);
    }
-
+   
    public bool IsShowIndicator
    {
       get => GetValue(IsShowIndicatorProperty);
@@ -153,11 +153,27 @@ public class DropdownButton : Button
       };
       BindUtils.RelayBind(this, IconSizeProperty, _openIndicatorIcon, PathIcon.WidthProperty);
       BindUtils.RelayBind(this, IconSizeProperty, _openIndicatorIcon, PathIcon.HeightProperty);
-      RightExtraContent = _openIndicatorIcon;
       
       base.OnApplyTemplate(e);
       TokenResourceBinder.CreateGlobalTokenBinding(this, MarginToAnchorProperty, GlobalTokenResourceKey.MarginXXS);
       SetupFlyoutProperties();
+      if (IsShowIndicator) {
+         RightExtraContent = _openIndicatorIcon;
+      }
+   }
+
+   protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs e)
+   {
+      base.OnPropertyChanged(e);
+      if (VisualRoot is not null) {
+         if (e.Property == IsShowIndicatorProperty) {
+            if (IsShowIndicator) {
+               RightExtraContent = _openIndicatorIcon;
+            } else {
+               RightExtraContent = null;
+            }
+         }
+      }
    }
 
    protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e)
@@ -394,9 +410,9 @@ public class DropdownButton : Button
    }
 
    protected override void NotifyIconBrushCalculated(in TokenResourceKey normalFilledBrushKey,
-                                                    in TokenResourceKey selectedFilledBrushKey,
-                                                    in TokenResourceKey activeFilledBrushKey,
-                                                    in TokenResourceKey disabledFilledBrushKey)
+                                                     in TokenResourceKey selectedFilledBrushKey,
+                                                     in TokenResourceKey activeFilledBrushKey,
+                                                     in TokenResourceKey disabledFilledBrushKey)
    {
       if (_openIndicatorIcon is not null) {
          TokenResourceBinder.CreateGlobalTokenBinding(_openIndicatorIcon, PathIcon.NormalFilledBrushProperty,
diff --git a/src/AtomUI.Controls/GeneratedFiles/AtomUI.Generator/AtomUI.Generator.TokenResourceKeyGenerator/TokenResourceConst.g.cs b/src/AtomUI.Controls/GeneratedFiles/AtomUI.Generator/AtomUI.Generator.TokenResourceKeyGenerator/TokenResourceConst.g.cs
index 13f7ddb2c..99c57f099 100644
--- a/src/AtomUI.Controls/GeneratedFiles/AtomUI.Generator/AtomUI.Generator.TokenResourceKeyGenerator/TokenResourceConst.g.cs
+++ b/src/AtomUI.Controls/GeneratedFiles/AtomUI.Generator/AtomUI.Generator.TokenResourceKeyGenerator/TokenResourceConst.g.cs
@@ -123,6 +123,9 @@ namespace AtomUI.Theme.Styling
         public static readonly TokenResourceKey ContentLineHeight = new TokenResourceKey("Button.ContentLineHeight", "AtomUI.Token");
         public static readonly TokenResourceKey ContentLineHeightLG = new TokenResourceKey("Button.ContentLineHeightLG", "AtomUI.Token");
         public static readonly TokenResourceKey ContentLineHeightSM = new TokenResourceKey("Button.ContentLineHeightSM", "AtomUI.Token");
+        public static readonly TokenResourceKey ExtraContentMarginSM = new TokenResourceKey("Button.ExtraContentMarginSM", "AtomUI.Token");
+        public static readonly TokenResourceKey ExtraContentMargin = new TokenResourceKey("Button.ExtraContentMargin", "AtomUI.Token");
+        public static readonly TokenResourceKey ExtraContentMarginLG = new TokenResourceKey("Button.ExtraContentMarginLG", "AtomUI.Token");
         public static readonly TokenResourceKey IconOnyPadding = new TokenResourceKey("Button.IconOnyPadding", "AtomUI.Token");
         public static readonly TokenResourceKey IconOnyPaddingLG = new TokenResourceKey("Button.IconOnyPaddingLG", "AtomUI.Token");
         public static readonly TokenResourceKey IconOnyPaddingSM = new TokenResourceKey("Button.IconOnyPaddingSM", "AtomUI.Token");