Exercise 14

Create the following folder/file structure:

/ex_14
  |-- index.js
  |-- index.html
  |-- 404.html

index.js

Create a Express web server using port 3000
Create the following routes:
- GET '/': Return index.html with a 200 status
- GET '/products': Return the following message with a 500 status
```
Server error, please try it later
```
- GET '/users': Return 404.html document with 404 status

index.html

Create an HTML document
Add a h1 element with Home as content
Add some elements with random text

404.hmlt

Create an HTML document
Create a cool 404 document/design to show the user