It seems to me to make floors from wood (natural).

Walls can now be made in different types. In my opinion, fabric looks cool (silk for example). Now the fabric can even replace the wallpaper, and it looks good and is cheaper. More recently, liquid wallpaper appeared that many people immediately liked. It seems to me to make floors from wood (natural). If this does not suit, then you can do from imitation. In the kitchen, it is best to make tiles or laminate.