People of Delta! You can post your favorite pictures of cozy rooms here.
Personally, I like cabin-style architecture and warm colors, it's very large & homely (and probably requires lots of heating energy & cleaning but anyway). I dislike something too minimalistic, even if that obstructs practicality, it has to strike a balance between opulent and protective.
Some more bohemian spaces:
"Think big" --> Tending towards a more larger-than-life Moroccan Riad style:
Small rooms because budget:
Decorations:
(a few of them, that's effective enough. I just love the flair)