case_study2

[subhasmitapradhan]

Fixes #129 Completed the case study for DESGEN with my teammates .

Checklist:

• [x ] Pull request is made against gssoc branch.
• [ x] My code/design follows the style guidelines of this project.
• [ x] I have performed a self-review of my own code/design.
• [ x] I have commented my code, particularly in hard-to-understand areas(or gave a proper description about the design).
• [ x] My UI is responsive.
• [ x] UI made is my unique or issued by the project maintainers.