diff --git a/src/main/AndroidManifest.xml b/src/main/AndroidManifest.xml
index 378bcbe..2a9e919 100644
--- a/src/main/AndroidManifest.xml
+++ b/src/main/AndroidManifest.xml
@@ -20,6 +20,7 @@
     <application
         android:icon="@drawable/icon_app"
         android:label="@string/app_name"
+        android:theme="@style/Theme.Material3.DynamicColors.Dark"
         android:exported="true" >
         <activity
             android:name=".ui.EditActivity"
diff --git a/src/main/res/layout/activity_pwd.xml b/src/main/res/layout/activity_pwd.xml
index 3599c63..120aefd 100644
--- a/src/main/res/layout/activity_pwd.xml
+++ b/src/main/res/layout/activity_pwd.xml
@@ -1,4 +1,5 @@
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -13,25 +14,30 @@
     <EditText
         android:id="@+id/et_1"
         android:layout_width="match_parent"
-        android:layout_height="50dp"
+        android:layout_height="60dp"
         android:gravity="center"
         android:hint="@string/inputPassword"
         android:inputType="textPassword"
         android:maxLines="1"
-        android:padding="5dp" />
+        android:padding="10dp"/>
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="20dp"/>
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/btn_pwd"
-        android:layout_width="100dp"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="20dp"
-        android:text="@string/open" />
+        android:layout_width="200dp"
+        android:layout_height="50dp"
+        android:text="@string/open"/>
 
-    <Button
-        android:id="@+id/btn_fingerprint"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="20dp"
-        android:text="@string/finger" />
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="20dp"/>
 
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_fingerprint"
+        android:layout_width="200dp"
+        android:layout_height="50dp"
+        android:text="@string/finger"/>
 </LinearLayout>
\ No newline at end of file