Final Touches

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

@@ -4,7 +4,8 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="dragosholban.com.androidpuzzlegame.MainActivity">
+    tools:context="dragosholban.com.androidpuzzlegame.MainActivity"
+    android:background="@drawable/table_background">
 
     <GridView
         android:id="@+id/grid"

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

@@ -4,18 +4,31 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="dragosholban.com.androidpuzzlegame.PuzzleActivity">
+    tools:context="dragosholban.com.androidpuzzlegame.PuzzleActivity"
+    android:background="@drawable/table_background">
 
     <ImageView
-        android:id="@+id/imageView"
         android:layout_width="0dp"
         android:layout_height="0dp"
-        android:layout_marginBottom="8dp"
         android:layout_marginEnd="8dp"
         android:layout_marginStart="8dp"
         android:layout_marginTop="8dp"
+        android:alpha="1.0"
+        app:layout_constraintDimensionRatio="H,4:5"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/puzzle_frame" />
+
+    <ImageView
+        android:id="@+id/imageView"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_marginEnd="16dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="18dp"
         android:scaleType="centerCrop"
-        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintDimensionRatio="H,4:5"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"

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

@@ -4,7 +4,7 @@
     android:layout_height="match_parent"
     android:gravity="center"
     android:padding="2dp"
-    android:background="@color/colorPrimary"
+    android:background="@drawable/puzzle_frame"
     >
 
     <ImageView