Wooden Staircase Idea to Calm down the Colorful Interior Decoration

Let’s assume that your interior decoration has been full of color.
There are some bright paints on the wall and the likes.
So, how can you calm it down so that the interior doesn’t look too striking?
You can apply something natural to the floor and the staircase.
A kind of simple wooden staircase is really necessary, mainly if you also keep its natural color and fiber.