Button of the Website aligns to left instead of center when i upload index.html to github

when i open  my index.html file , everything works fine  , but i open the my repository using github it goes all the way to left  . how to fix this ?

 https://cyumair.github.io/umair.github.io/

Hi @cyumair,

Welcome to the GitHub Community forum!

I see all object in the middle:

However, the right site i think is this: https://cyumair.github.io/

-Gabriele-

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Just like @wabri , I see everything aligned in the middle as it should be according to you.

Could you please post back which browser you are using, and possibly a screenshot of the problematic situation?