Why wont the hamburger menu allow anything beside it

im trying to put a magnifying glass to the left of the hamburger menu in tablet view, webflow will only allow me to put it on top or bottom, why wont it work.

https://preview.webflow.com/preview/hogarths-groovy-site?utm_medium=preview_link&utm_source=designer&utm_content=hogarths-groovy-site&preview=d83c7e239de9e81414bf09dd21877df7&workflow=preview


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