Candles in glass boxes - perfect combination of cozy and contemporary. Using flameless/electric candles for this would be a good idea to not have to worry about melting wax oozing into the bottom of the glass box and onto the other decorative objects
Sectional sofas arrive in an assortment of materials such as leather, PU, fabric etc. and in a myriad scope of colours to fit your decor. Too various types of furniture is likely to make the rooms look cluttered.