CMS for asp.net

Question

 please nedd helpe i feel as if i fall down

i m starter in asp.net

i start my project every thing ok

now there are new things appears

like Cms

 

so what i need now is

if any expert create website how dose he work

like

after analysis and database create and create template html+css

i programmed pages

how can i create the admin for website and does it shoud be uploaded on same hosting and

ow can this website to be webadmin for Mobile app

any one can give me steps to create my project

steps like first create pages then taste them then create admin(how does it be created) hop you get under stand me 

 

thankoyu wating slove