Wordpress responsive menu dont work on mobile and front-page

my sample site is here LINK. Everything on PC works perfectly, but when i want to go on mobile view, my responsive menu dont work and front page is changed fully. For front-page i used "ThemeIsle...

can't access wp-admin giving me a white page

I connected cloudflare to my WordPress and enabled HTTPS flexible. made 2 page rules https://www.example.com/wp-login.php https://www.example.com/wp-admin/ leaving SSL as flexible but disabling...