Homepage and other pages are not displaying as seen in the theme

Hi everyone, please i’m having a lot of problems with the website i’m building. I’ve been trying to get the homepage as well as other pages that appear on a website done.In addition, all my new pages and post doesn’t show on the website. Actually, I wanted the website to look like the theme I bought but after installing, it just get complicated. The theme is http://churchthemes.com/guides/user/specific-themes/resurrect/

https://wordpress.org/plugins/menu/