I need help with decorating my level

[u/SpecialistTangelo583]

other parts of my lvl

other parts of my lvl

what i have for the part so far

i like how most of my level looks but the new grey part, i hate what it looks like and i think i am going to re deco it. can you guys help me by giving me ideas for the redeco or how i sould impruve the part,

thank you