diff --git a/tdesign-component/lib/src/components/button/td_button_style.dart b/tdesign-component/lib/src/components/button/td_button_style.dart
index 717b0cc9e..131674b13 100644
--- a/tdesign-component/lib/src/components/button/td_button_style.dart
+++ b/tdesign-component/lib/src/components/button/td_button_style.dart
@@ -6,25 +6,23 @@ import '../../../tdesign_flutter.dart';
 class TDButtonStyle {
   /// 背景颜色
   Color? backgroundColor;
+
   /// 边框颜色
   Color? frameColor;
+
   /// 文字颜色
   Color? textColor;
+
   /// 边框宽度
   double? frameWidth;
+
   /// 自定义圆角
   BorderRadiusGeometry? radius;
 
-  TDButtonStyle(
-      {this.backgroundColor,
-      this.frameColor,
-      this.textColor,
-      this.frameWidth,
-      this.radius});
+  TDButtonStyle({this.backgroundColor, this.frameColor, this.textColor, this.frameWidth, this.radius});
 
   /// 生成不同主题的填充按钮样式
-  TDButtonStyle.generateFillStyleByTheme(
-      BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
+  TDButtonStyle.generateFillStyleByTheme(BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
     switch (theme) {
       case TDButtonTheme.primary:
         textColor = TDTheme.of(context).fontWhColor1;
@@ -47,17 +45,18 @@ class TDButtonStyle {
   }
 
   /// 生成不同主题的描边按钮样式
-  TDButtonStyle.generateOutlineStyleByTheme(
-      BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
+  TDButtonStyle.generateOutlineStyleByTheme(BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
     switch (theme) {
       case TDButtonTheme.primary:
         textColor = _getBrandColor(context, status);
-        backgroundColor = status == TDButtonStatus.active ? TDTheme.of(context).grayColor3 : TDTheme.of(context).whiteColor1;
+        backgroundColor =
+            status == TDButtonStatus.active ? TDTheme.of(context).grayColor3 : TDTheme.of(context).whiteColor1;
         frameColor = textColor;
         break;
       case TDButtonTheme.danger:
         textColor = _getErrorColor(context, status);
-        backgroundColor = status == TDButtonStatus.active ? TDTheme.of(context).grayColor3 : TDTheme.of(context).whiteColor1;
+        backgroundColor =
+            status == TDButtonStatus.active ? TDTheme.of(context).grayColor3 : TDTheme.of(context).whiteColor1;
         frameColor = textColor;
         break;
       case TDButtonTheme.light:
@@ -75,8 +74,7 @@ class TDButtonStyle {
   }
 
   /// 生成不同主题的文本按钮样式
-  TDButtonStyle.generateTextStyleByTheme(
-      BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
+  TDButtonStyle.generateTextStyleByTheme(BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
     switch (theme) {
       case TDButtonTheme.primary:
         textColor = _getBrandColor(context, status);
@@ -99,26 +97,28 @@ class TDButtonStyle {
   }
 
   /// 生成不同主题的幽灵按钮样式
-  TDButtonStyle.generateGhostStyleByTheme(
-      BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
+  TDButtonStyle.generateGhostStyleByTheme(BuildContext context, TDButtonTheme? theme, TDButtonStatus status) {
     switch (theme) {
       case TDButtonTheme.primary:
-        textColor = status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 : _getBrandColor(context, status);
+        textColor =
+            status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 : _getBrandColor(context, status);
         break;
       case TDButtonTheme.danger:
-        textColor = status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 :_getErrorColor(context, status);
+        textColor =
+            status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 : _getErrorColor(context, status);
         break;
       case TDButtonTheme.light:
-        textColor = status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 :_getBrandColor(context, status);
+        textColor =
+            status == TDButtonStatus.disable ? TDTheme.of(context).fontWhColor4 : _getBrandColor(context, status);
         break;
       case TDButtonTheme.defaultTheme:
       default:
-        switch(status){
+        switch (status) {
           case TDButtonStatus.active:
-            textColor =  TDTheme.of(context).fontWhColor2;
+            textColor = TDTheme.of(context).fontWhColor2;
             break;
           case TDButtonStatus.disable:
-            textColor =  TDTheme.of(context).fontWhColor4;
+            textColor = TDTheme.of(context).fontWhColor4;
             break;
           default:
             textColor = TDTheme.of(context).fontWhColor1;
@@ -130,7 +130,7 @@ class TDButtonStyle {
   }
 
   Color _getBrandColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
         return TDTheme.of(context).brandNormalColor;
       case TDButtonStatus.active:
@@ -141,7 +141,7 @@ class TDButtonStyle {
   }
 
   Color _getLightColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
       case TDButtonStatus.disable:
         return TDTheme.of(context).brandLightColor;
@@ -151,7 +151,7 @@ class TDButtonStyle {
   }
 
   Color _getErrorColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
         return TDTheme.of(context).errorNormalColor;
       case TDButtonStatus.active:
@@ -162,7 +162,7 @@ class TDButtonStyle {
   }
 
   Color _getDefaultBgColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
         return TDTheme.of(context).grayColor3;
       case TDButtonStatus.active:
@@ -173,7 +173,7 @@ class TDButtonStyle {
   }
 
   Color _getDefaultTextColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
       case TDButtonStatus.active:
         return TDTheme.of(context).fontGyColor1;
@@ -183,7 +183,7 @@ class TDButtonStyle {
   }
 
   Color _getOutlineDefaultBgColor(BuildContext context, TDButtonStatus status) {
-    switch(status){
+    switch (status) {
       case TDButtonStatus.defaultState:
         return TDTheme.of(context).whiteColor1;
       case TDButtonStatus.active:
@@ -192,5 +192,4 @@ class TDButtonStyle {
         return TDTheme.of(context).grayColor2;
     }
   }
-
 }
diff --git a/tdesign-component/lib/src/components/dialog/td_alert_dialog.dart b/tdesign-component/lib/src/components/dialog/td_alert_dialog.dart
index 3d73a7b6b..11ce3faef 100644
--- a/tdesign-component/lib/src/components/dialog/td_alert_dialog.dart
+++ b/tdesign-component/lib/src/components/dialog/td_alert_dialog.dart
@@ -178,6 +178,7 @@ class TDAlertDialog extends StatelessWidget {
       Widget btn = TDDialogButton(
         buttonText: value.title,
         buttonTextColor: value.titleColor,
+        buttonTextSize: value.titleSize,
         height: value.height,
         buttonTextFontWeight: value.fontWeight ?? FontWeight.w600,
         buttonStyle: value.style,
diff --git a/tdesign-component/lib/src/components/dialog/td_dialog.dart b/tdesign-component/lib/src/components/dialog/td_dialog.dart
index 966d69f79..ae83e03a1 100644
--- a/tdesign-component/lib/src/components/dialog/td_dialog.dart
+++ b/tdesign-component/lib/src/components/dialog/td_dialog.dart
@@ -28,6 +28,7 @@ class TDDialogButtonOptions {
     required this.title,
     required this.action,
     this.titleColor,
+    this.titleSize,
     this.style,
     this.type,
     this.theme,
@@ -41,6 +42,9 @@ class TDDialogButtonOptions {
   /// 标题颜色
   Color? titleColor;
 
+  /// 字体大小
+  final double? titleSize;
+
   /// 字体粗细
   final FontWeight? fontWeight;
 
diff --git a/tdesign-component/lib/src/components/dialog/td_dialog_widget.dart b/tdesign-component/lib/src/components/dialog/td_dialog_widget.dart
index 93b0fdecf..021d98676 100644
--- a/tdesign-component/lib/src/components/dialog/td_dialog_widget.dart
+++ b/tdesign-component/lib/src/components/dialog/td_dialog_widget.dart
@@ -231,7 +231,8 @@ class HorizontalNormalButtons extends StatelessWidget {
           Expanded(
             child: TDDialogButton(
               buttonText: leftBtn.title,
-              buttonTextColor: leftBtn.titleColor ?? TDTheme.of(context).brandNormalColor,
+              buttonTextColor: leftBtn.titleColor,
+              buttonTextSize: leftBtn.titleSize,
               buttonStyle: leftBtn.style,
               buttonType: leftBtn.type,
               buttonTheme: leftBtn.theme,
@@ -253,7 +254,8 @@ class HorizontalNormalButtons extends StatelessWidget {
           Expanded(
             child: TDDialogButton(
               buttonText: rightBtn.title,
-              buttonTextColor: rightBtn.titleColor ?? TDTheme.of(context).whiteColor1,
+              buttonTextColor: rightBtn.titleColor,
+              buttonTextSize: rightBtn.titleSize,
               buttonStyle: rightBtn.style,
               buttonType: rightBtn.type,
               buttonTheme: rightBtn.theme,
@@ -300,7 +302,8 @@ class HorizontalTextButtons extends StatelessWidget {
             Expanded(
               child: TDDialogButton(
                 buttonText: leftBtn.title,
-                buttonTextColor: leftBtn.titleColor ?? TDTheme.of(context).fontGyColor1,
+                buttonTextColor: leftBtn.titleColor,
+                buttonTextSize: leftBtn.titleSize,
                 buttonStyle: leftBtn.style,
                 buttonType: leftBtn.type ?? TDButtonType.text,
                 buttonTheme: leftBtn.theme,
@@ -322,7 +325,8 @@ class HorizontalTextButtons extends StatelessWidget {
             Expanded(
               child: TDDialogButton(
                 buttonText: rightBtn.title,
-                buttonTextColor: rightBtn.titleColor ?? TDTheme.of(context).brandNormalColor,
+                buttonTextColor: rightBtn.titleColor,
+                buttonTextSize: rightBtn.titleSize,
                 buttonStyle: leftBtn.style,
                 buttonType: leftBtn.type ?? TDButtonType.text,
                 buttonTheme: leftBtn.theme ?? TDButtonTheme.primary,
@@ -350,6 +354,7 @@ class TDDialogButton extends StatelessWidget {
     Key? key,
     this.buttonText,
     this.buttonTextColor,
+    this.buttonTextSize,
     this.buttonTextFontWeight = FontWeight.w600,
     this.buttonStyle,
     this.buttonType,
@@ -366,6 +371,9 @@ class TDDialogButton extends StatelessWidget {
   /// 按钮文字颜色
   final Color? buttonTextColor;
 
+  /// 按钮文字大小
+  final double? buttonTextSize;
+
   /// 按钮文字粗细
   final FontWeight? buttonTextFontWeight;
 
@@ -398,7 +406,7 @@ class TDDialogButton extends StatelessWidget {
       type: buttonType ?? TDButtonType.fill,
       theme: buttonTheme,
       text: buttonText,
-      textStyle: TextStyle(fontWeight: buttonTextFontWeight, color: buttonTextColor),
+      textStyle: TextStyle(fontWeight: buttonTextFontWeight,color:buttonTextColor,fontSize: buttonTextSize),
       width: width,
       height: height,
       isBlock: isBlock,
diff --git a/tdesign-component/lib/src/components/stepper/td_stepper.dart b/tdesign-component/lib/src/components/stepper/td_stepper.dart
index d5cdff666..057326054 100644
--- a/tdesign-component/lib/src/components/stepper/td_stepper.dart
+++ b/tdesign-component/lib/src/components/stepper/td_stepper.dart
@@ -274,8 +274,11 @@ class _TDStepperState extends State<TDStepper> {
                       textAlign: TextAlign.center,
                       textAlignVertical: TextAlignVertical.center,
                       keyboardType: TextInputType.number,
-                      decoration:
-                          const InputDecoration(border: InputBorder.none),
+                      decoration: InputDecoration(
+                        border: InputBorder.none,
+                        isDense: true,
+                        contentPadding: EdgeInsets.zero,
+                      ),
                       inputFormatters: [
                         FilteringTextInputFormatter.digitsOnly,
                         TextInputFormatter.withFunction((oldValue, newValue) {