diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 2b37fe3a..4d5aebc1 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,13 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout 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:id="@+id/container"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="@color/white"
-    android:paddingTop="?attr/actionBarSize"
     tools:context=".MainActivity">
 
     <!--그림자 있는건 png 파일로 다운 받아야 함-->
@@ -27,7 +25,7 @@
         android:id="@+id/nav_host_fragment_activity_main"
         android:name="androidx.navigation.fragment.NavHostFragment"
         android:layout_width="match_parent"
-        android:layout_height=  "match_parent"
+        android:layout_height="match_parent"
         app:defaultNavHost="true"
         app:layout_constraintBottom_toTopOf="@id/nav_view"
         app:layout_constraintLeft_toLeftOf="parent"
@@ -39,16 +37,16 @@
         android:id="@+id/btn_write"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        android:src="@drawable/tabbar_ic_write"
         android:layout_margin="40dp"
-        android:elevation="20dp"
-        android:scaleType="fitXY"
         android:clickable="true"
+        android:elevation="20dp"
         android:focusable="true"
-        android:translationZ="@dimen/activity_horizontal_margin" />
+        android:scaleType="fitXY"
+        android:src="@drawable/tabbar_ic_write"
+        android:translationZ="@dimen/activity_horizontal_margin"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
 
 
 </androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
index 90871eae..70c0873d 100644
--- a/app/src/main/res/values-night/themes.xml
+++ b/app/src/main/res/values-night/themes.xml
@@ -1,6 +1,6 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Theme.ChaRoAndroid" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+    <style name="Theme.ChaRoAndroid" parent="Theme.MaterialComponents.Light.NoActionBar">
         <!-- Primary brand color. -->
         <item name="colorPrimary">@color/blue_main</item>
         <item name="colorPrimaryVariant">@color/blue_52</item>