diff --git a/app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleActivity.kt b/app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleActivity.kt
index f41cba885..6e0ae230d 100644
--- a/app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleActivity.kt
@@ -42,9 +42,11 @@ import org.jetbrains.anko.startActivity
 import org.jetbrains.anko.toast
 import java.io.File
 
-
+/**
+ * 替换规则管理
+ */
 class ReplaceRuleActivity :
-    VMBaseActivity<ReplaceRuleViewModel>(R.layout.activity_replace_rule, false),
+    VMBaseActivity<ReplaceRuleViewModel>(R.layout.activity_replace_rule),
     SearchView.OnQueryTextListener,
     PopupMenu.OnMenuItemClickListener,
     FileChooserDialog.CallBack,
diff --git a/app/src/main/java/io/legado/app/ui/replacerule/edit/ReplaceEditDialog.kt b/app/src/main/java/io/legado/app/ui/replacerule/edit/ReplaceEditDialog.kt
index 4bbfb44be..fd922296b 100644
--- a/app/src/main/java/io/legado/app/ui/replacerule/edit/ReplaceEditDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/replacerule/edit/ReplaceEditDialog.kt
@@ -23,6 +23,9 @@ import io.legado.app.utils.toast
 import kotlinx.android.synthetic.main.dialog_replace_edit.*
 import org.jetbrains.anko.sdk27.listeners.onFocusChange
 
+/**
+ * 编辑替换规则
+ */
 class ReplaceEditDialog : BaseDialogFragment(),
     Toolbar.OnMenuItemClickListener,
     KeyboardToolPop.CallBack {
@@ -92,8 +95,7 @@ class ReplaceEditDialog : BaseDialogFragment(),
                 val rule = getReplaceRule()
                 if (!rule.isValid()){
                     toast(R.string.replace_rule_invalid)
-                }
-                else{
+                } else{
                     viewModel.save(rule) {
                         callBack?.onReplaceRuleSave()
                         dismiss()
diff --git a/app/src/main/res/layout/activity_replace_rule.xml b/app/src/main/res/layout/activity_replace_rule.xml
index 9dec7eab0..926273704 100644
--- a/app/src/main/res/layout/activity_replace_rule.xml
+++ b/app/src/main/res/layout/activity_replace_rule.xml
@@ -12,7 +12,6 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         app:contentLayout="@layout/view_search"
-        app:fitStatusBar="false"
         app:title="@string/replace_purify" />
 
     <androidx.recyclerview.widget.RecyclerView
diff --git a/app/src/main/res/layout/dialog_replace_edit.xml b/app/src/main/res/layout/dialog_replace_edit.xml
index c2b52ac39..dbdeb7158 100644
--- a/app/src/main/res/layout/dialog_replace_edit.xml
+++ b/app/src/main/res/layout/dialog_replace_edit.xml
@@ -17,7 +17,7 @@
 
     <ScrollView
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="wrap_content">
 
         <LinearLayout
             android:id="@+id/ll_content"
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index b01529784..c397d6ed4 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -52,8 +52,7 @@
 
     <style name="Spinner" parent="android:Theme.Holo.Light" />
 
-    //**************************************************************System
-    Style******************************************************************************//
+    //**********System Style******************//
 
     <style name="Style.NavigationView" parent="android:Widget">
         <item name="android:listPreferredItemHeightSmall">44dp</item>
@@ -85,8 +84,7 @@
         <item name="android:textSize">20sp</item>
     </style>
 
-    //**************************************************************Widget
-    Style******************************************************************************//
+    //*******************Widget Style**********************************//
 
     <style name="Style.Shadow.Top" parent="android:Widget">
         <item name="android:layout_width">match_parent</item>
@@ -130,4 +128,5 @@
     <style name="Style.Text.Second.Normal.Wrap">
         <item name="android:layout_width">wrap_content</item>
     </style>
+
 </resources>