Help! Strange behaviour and difficult charging from mobile

Anyone can help please? I have urgency to undesrtand why the site is behaving like this from mobile and it’s almost perfect on desktop. Anyone can help?

Here is my site Read-Only: [LINK][1]**
([how to share your site Read-Only link][2])

There is kind of 3000 javascript error on the site

this must cause some problem on mobile… You implementation of some third party script must be really wrong