Clean up the user interface.

**Is your feature request related to a problem? Please describe.**
The user interface is not very appealing/pleasing to the eye.

**Describe the solution you'd like**
Use something like [Inquirer.js](https://github.com/SBoudrias/Inquirer.js) to "beautify" the user interface.

**Describe alternatives you've considered**
N/A

**Additional context**
N/A