Why do the element's come back to its original position

why do elements come back to its original. I gave them margin and as i click it comes back to its original position. please help

Can you please share your project’s public link so it’s easier to understand your issue?

Learn how to do it here: Share a read-only link | Webflow University

hotel123.webflow.com

this is my link, you’ll see that in navbar and in reservation section i had given margin between the input field and same in navbar between the links but its margin is returning to 0 automatically, how can i solve this.
please help

I was refering to the public url you generate to let others access your designer, to check what’s wrong. Follow the link I pasted previously.