LiveServer preview looks different than prod, Auto-CSS?

[turret001]

Hi! This is how my website looks on LiveServer:

and this is how it looks when I open index.html on browser manually:

What could be causing this?
Dev tools screenshots that might be helpful:
LiveServer

Local

(I've also tried using chrome without extensions, issue persists)

[yandeu]

Isn't it just the zoom of the website? Try to adjust the zoom of the browser.
https://support.google.com/chrome/answer/96810

[turret001]

I'm speechless, how did I miss it.. lol

thanks for pointing out