AFJ1 Pull Request for React.js Applications

[AFJGitHubDev24]

### Why is this pull?
This pull serves as the connection between the 'timer' directory of the main branch and 'Now O'Clock' directory of AFJ1 branch.

### What is Now O'Clock?
Now O'Clock is a fun React application to display the digital clock! 🕒

### Hooks used

1. React useState() hook.
2. React useEffect() hook

### Taglines
#reactjs #usestate #usestatehook #useeffect #useeffecthook #css #html #javascript

Image and Video Options

1. Select 'Now O'Clock' directory from #AFJ1 branch.
2. Select 'Now O'Clock.png' or 'Now O'Clock.mp4'.
3. After selecting MP4 file, click 'View Raw'. Then the required MP4 file is automatically downloaded.