feat: restyled CC Open Source issue-finder page

[Queen-codes]

Fixes

• Fixes [Feature] Restyle CC Open Source's Issue Finder Page #889 by @Queen-codes

Description

• added new issue-finder.css file to add styles for the issue-finder page.
• restyled based on the current styling on the current style for the page

Screenshots

Checklist

• My pull request has a descriptive title (not a vague title like Update index.md).
• My pull request targets the default branch of the repository (main or master).
• My commit messages follow best practices.
• My code follows the established code style of the repository.
• I added or updated tests for the changes I made (if applicable).
• I added or updated documentation (if applicable).
• I tried running the project locally and verified that there are no
  visible errors.

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[TimidRobot]

good work, thank you!