FrontEnd: Update For Product Details CSS

[semih1239]

Description

This PR is fixed css problem in product details component. Some CSS files are affecting this component. So product details is getting some CSS problem. That why I did another fix.

Fixes #10

How to test?

npm run dev

Checklist

• [X] I have performed a self-review of my own code
• [X] I have followed the name conventions for CSS Classnames and filenames, Components names and filenames, Style filenames, if you are in doubt check the the project README.MD and here https://github.com/HackYourFuture-CPH/curriculum/blob/master/review/review-checklist.md
• [X] I have commented my code, particularly in hard-to-understand areas, if you code was simple enough mark the box anyway
• [X] I have made corresponding changes to the documentation, if you code was simple enough mark the box anyway
• [X] This PR is ready to be merged and not breaking any other functionality