What do you mean by "it's not actually looking properly?"

ok let me tell u what happened actually ....
so i have ceated one project in just vite+react and deployed it on netlify (as a static site) but it doesnt have SSR thatwhy i completely created same new project nextjs and deployed it on vercel but the there is difference in actuall UI. Everthing working fine on localhost

on netlify

but on vercel it looks like below

there is no any chnage in css

Your website seems to be using tailwind css, maybe some classes are missing.

Can you show me your taliwind css configuration?

Ok wait

this is

there was issue in tailwind config

It looks correct, do you sure all files are scanned?

there was theme setting by dfualt by next

thanks a lot @fuma

Nice

i think this is making the problem