feat: style for scan

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

@@ -45,31 +45,35 @@
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="5dp"
+            android:layout_marginTop="-105dp"
             android:gravity="center"
             android:orientation="horizontal">
 
             <Button
                 android:id="@+id/btn_upload"
-                android:layout_width="wrap_content"
+                android:layout_width="135dp"
                 android:layout_height="wrap_content"
-                android:layout_marginEnd="10dp"
-                android:text="@string/upload_file" />
+                android:layout_marginEnd="30dp"
+                android:text="@string/upload_file"
+                android:textColor="#1E232C"
+                android:background="@color/primary3"/>
 
             <Button
                 android:id="@+id/btn_filter"
-                android:layout_width="wrap_content"
+                android:layout_width="135dp"
                 android:layout_height="wrap_content"
                 android:layout_marginStart="10dp"
-                android:text="@string/use_filter" />
+                android:text="@string/use_filter"
+                android:textColor="#1E232C"
+                android:background="@color/primary3"/>
 
         </LinearLayout>
 
         <TextView
             android:id="@+id/tv_result"
             android:layout_width="match_parent"
-            android:layout_height="40dp"
-            android:layout_marginTop="1dp"
+            android:layout_height="0dp"
+            android:layout_marginTop="0dp"
             android:text="..."
             android:textAlignment="center"
             android:textColor="#A92B"

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

@@ -46,6 +46,7 @@
         android:layout_margin="16dp"
         android:contentDescription="@string/add"
         android:src="@drawable/add"
+        android:backgroundTint="@color/primary1"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent" />