Nav bar not working in mobile

My mobile version of the nav bar is not collapsing in the mobile, its fine on the desktop but not mobile.

Also in the “appointment” page, i cannot get the imbedded html to align on the mobile view as well.

here is my read only link -

here is my website.

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

Hi. Your read only link is not working.