The loo, bath, sink and shower should be placed to give you as much room as possible. If you don’t have room for a separate shower cubicle and over-the-bath shower gives you the best of both worlds in terms of washes preferences.
For a simple look - Large white tiles - Kerry Phelan Design. Similar layout of our small bathroom with a floating sink! Would prefer a glossier finish to the tiles since we won't be tiling all the walls "wet room.
18 Functional Ideas For Decorating Small Bathroom In A Best Possible Way