diff --git a/README.md b/README.md
index e466d46b..3ac7b39a 100755
--- a/README.md
+++ b/README.md
@@ -116,8 +116,6 @@ dependencies {
 选择器内嵌到其他视图容器：
 ```java
         final CarNumberPicker picker = new CarNumberPicker(this);
-        picker.setWidth(picker.getScreenWidthPixels() / 2);
-        picker.setLineConfig(new WheelView.LineConfig(0));//使用最长的分割线
         picker.setOnWheelListener(new CarNumberPicker.OnWheelListener() {
             @Override
             public void onFirstWheeled(int index, String item) {
@@ -217,7 +215,7 @@ dependencies {
         picker.show();
 ```
 
-星座选择器（参见ConstellationPicker）：
+星座选择器：
 ```java
         boolean isChinese = Locale.getDefault().getDisplayLanguage().contains("中文");
         OptionPicker picker = new OptionPicker(this,
diff --git a/library/Common/src/main/java/cn/qqtheme/framework/popup/ConfirmPopup.java b/library/Common/src/main/java/cn/qqtheme/framework/popup/ConfirmPopup.java
index af3c7b73..306ddfb9 100755
--- a/library/Common/src/main/java/cn/qqtheme/framework/popup/ConfirmPopup.java
+++ b/library/Common/src/main/java/cn/qqtheme/framework/popup/ConfirmPopup.java
@@ -226,14 +226,16 @@ protected View makeHeaderView() {
         topButtonLayout.setBackgroundColor(topBackgroundColor);
         topButtonLayout.setGravity(Gravity.CENTER_VERTICAL);
 
+        int padding = ConvertUtils.toPx(activity, 10);
         Button cancelButton = new Button(activity);
         cancelButton.setVisibility(cancelVisible ? View.VISIBLE : View.GONE);
-        RelativeLayout.LayoutParams cancelButtonLayoutParams = new RelativeLayout.LayoutParams(WRAP_CONTENT, WRAP_CONTENT);
+        RelativeLayout.LayoutParams cancelButtonLayoutParams = new RelativeLayout.LayoutParams(WRAP_CONTENT, MATCH_PARENT);
         cancelButtonLayoutParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT, RelativeLayout.TRUE);
         cancelButtonLayoutParams.addRule(RelativeLayout.CENTER_VERTICAL, RelativeLayout.TRUE);
         cancelButton.setLayoutParams(cancelButtonLayoutParams);
         cancelButton.setBackgroundColor(Color.TRANSPARENT);
         cancelButton.setGravity(Gravity.CENTER);
+        cancelButton.setPadding(padding, 0, padding, 0);
         if (!TextUtils.isEmpty(cancelText)) {
             cancelButton.setText(cancelText);
         }
@@ -269,12 +271,13 @@ public void onClick(View v) {
         topButtonLayout.addView(titleView);
 
         Button submitButton = new Button(activity);
-        RelativeLayout.LayoutParams submitButtonLayoutParams = new RelativeLayout.LayoutParams(WRAP_CONTENT, WRAP_CONTENT);
+        RelativeLayout.LayoutParams submitButtonLayoutParams = new RelativeLayout.LayoutParams(WRAP_CONTENT, MATCH_PARENT);
         submitButtonLayoutParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, RelativeLayout.TRUE);
         submitButtonLayoutParams.addRule(RelativeLayout.CENTER_VERTICAL, RelativeLayout.TRUE);
         submitButton.setLayoutParams(submitButtonLayoutParams);
         submitButton.setBackgroundColor(Color.TRANSPARENT);
         submitButton.setGravity(Gravity.CENTER);
+        submitButton.setPadding(padding, 0, padding, 0);
         if (!TextUtils.isEmpty(submitText)) {
             submitButton.setText(submitText);
         }