Change the color and background to give it a new look

Purpose

The purpose of this Pull Request is to fix #165

Changing the color and background to give it a new look

I had change the color and background to give it a new look

[x] This PR doesn't commit any keys, passwords, tokens, usernames, or other secrets.
[x] I have read and understood the development best practices guidelines
[x] My code follows the style guidelines of this project
[x] I have performed a self-review of my own code
[x] I have commented my code, particularly in hard-to-understand areas
[x] I have made corresponding changes to the documentation

## Test environment ## Learning