Generally, I make basic websites on HTML. And mainly download templates and edit. I can't understand how to edit CSS file. This is not the issue, I can learn it if I keep going over it.
The main problem, people make many applications in websites. I have seen many. Example like this form. When I ask a question then a new webpage is created with a unique address. How is it done? How does it store the data and where does it store the data? How...