+ app:layout_constraintEnd_toEndOf="parent"
+ app:layout_constraintStart_toStartOf="parent" />
+
+ <SurfaceView
+ android:id="@+id/surfaceView"
+ android:layout_width="335dp"
+ android:layout_height="421dp"
+ android:layout_marginEnd="5dp"
+ android:layout_marginStart="5dp"
+ android:layout_marginTop="10dp"
+ app:layout_constraintEnd_toEndOf="parent"
+ app:layout_constraintStart_toStartOf="parent"