Изменить положение tablayout?

<android.support.design.widget.TabLayout android:id="@id/tab_layout" android:background="@color/white" android:layout_width="fill_parent" android:layout_height="50.0dip" app:tabMode="fixed" app:tabGravity="fill"         android:layout_alignParentBottom="true"
 app:tabMaxWidth="500.0dip" />
    </android.support.design.widget.AppBarLayout>