If you work on web project what you create first ? With explain

Question

1-controller
2-model
3- views
4- css or javascript lib

Answer 1

1. Model
What objects do I need for the problem domain?

2. Controller
What features do I need?

3. View
How should I present the information to user?

4. CSS/JS
How do I enhance user experience by getting things done efficiently and writing lesser code?