update ui

app/src/main/res/layout/fragment_bookshelf1.xml

@@ -12,16 +12,12 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         app:attachToActivity="false"
-        android:fitsSystemWindows="true"
-        app:title="@string/bookshelf">
+        android:fitsSystemWindows="true">
 
         <com.google.android.material.appbar.CollapsingToolbarLayout
             android:layout_width="match_parent"
             android:layout_height="120dp"
             app:layout_scrollFlags="scroll|exitUntilCollapsed"
-            app:expandedTitleMarginStart="24dp"
-            app:title="@string/bookshelf"
-            app:titleEnabled="true"
             app:collapsedTitleTextAppearance="@style/TextAppearance.Material3.TitleLarge"
             app:expandedTitleTextAppearance="@style/TextAppearance.Material3.HeadlineMedium">
 
@@ -29,6 +25,7 @@
                 android:id="@+id/top_bar"
                 android:layout_width="match_parent"
                 android:layout_height="?attr/actionBarSize"
+                app:title="@string/bookshelf"
                 app:layout_collapseMode="pin" />
 
         </com.google.android.material.appbar.CollapsingToolbarLayout>