1. HTML
- add an home page
- add an about page
2. CSS
- add site.css
- edit index.html add script link href & add div id main in the body
- edit about.html add link href to site.css

3. Javascript
- add script.js --> script hanya menampilkan tanggal
- edit homepage: add footer, include script.js (script that you just created)

4. Edit stylesheet
- add table, etc
- add customer.html: add data table dan footer.

5. Adding Navigation
- edit script.js --> add something on behalf of something.
- stylesheet
- edit index.html --> add <nav id="nav01">
- edit about.html ---> add <nav id="nav01"> below body tag
- edit customers.html --> add <nav id="nav01"> below body tag

6. Fetching data
1. AppML
2. JSON