White rectangle on the side

how could i solve it ?
if i change the screen zoom to 125% it’s comes o.k. but how i give it a normal default ?


Here is my site Read-Only: LINK
Read Only LINK: LINK
(how to share your site Read-Only link)

Hi, in the link is just your published website. Can you share read only link?

Thank you very much , i shared now in the first message.

hi

https://www.loom.com/share/3f3f2ce5568944beb8709276e3e16e4d

thank you very very much !!!