fix recycleViewer placement

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

@@ -14,6 +14,7 @@
         android:id="@+id/recyclerView"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:paddingTop="50dp"
         app:layoutManager="androidx.recyclerview.widget.GridLayoutManager">
 
     </androidx.recyclerview.widget.RecyclerView>