These are the colour scheme you can go with ,Highlight the staircase with dark colour with muted mild colour background.Muted colours will bring down the boldness of the projections and merge down its presence.

Google house plans with 4 bedrooms, you'll get a lot of options

Hi Shraddha B- it would be helpful if you could share a picture of your bedroom, the community will be able to give you valuable suggestions! Thanks, Vasundhara (Houzz Team India)

How to Remove Cement Stains From Tiles Pour a generous amount of vinegar into a bowl. Place a clean rag in the bowl to soak up the vinegar. ... Keep the rag over the stain for 2 hours to allow the vinegar to soak into the cement. ... Remove the rag from the stain, and scrub the stain with a scouring pad. ... Dampen a sponge in water, and rinse the area with the sponge. I took these suggestions off the net by the way. I've never tried it myself! All the best. Acid is corrosive so unless you have an expert who can determine how much to dilute the solution, it can be a bit tricky