1. The form has three steps. Each step loaded after "server" request. Moving to the next step animated.
2. Move to next step only if form successfully validated. Else - show errors and hints.
3. Show steps progress.
4. Use any local for backend.
5. The response from the server can be status 200 or 500. Provide the ability to manually switch response status. Show results to the user.
6. After a successful send (all the steps right) show a message with the options: "Finish" or "Restart"
7. Without the use of third-party libraries (no JQ).
8. Modern browsers and IE 8+