Hello,
Please check Theme Requirements – http://prntscr.com/goay05
I’ve made some changes, please see screenshots http://prntscr.com/goaz5w http://prntscr.com/gob04w http://prntscr.com/gob0gq http://prntscr.com/gob0t5 and check Home page. To change Instagram settings go to Static Blocks > Footer-demo1 > http://prntscr.com/gob1vq
Regards