A simple nice navbar (responsive)

[Pranavanbu28]

fixed issue #3

---

Description 📜

I've made a simple navbar which responsive and cool looking. Fixes #3

---

This would be great if you provide any of this 📝

• [x] Video (Animations, screen-recordings, presentations and regular explanatory films are all possibilties etc)
• [ ] Documentation (Content Creation in the form of codes or tutorials)
• [x] Other (If you choose other, Please mention changes below)

---

Domain of Contribution 📊

• [x] Navbar design

---

Checklist ✅

] - [x] I have performed a self-review of my own code or work. - [x] I have commented my code, particularly in hard-to-understand areas. - [x] My changes generates no new warnings. - [x] I'm **Hacktoberfest** contributor

---

---

## Screenshots / Gif (Compulsory) 📸 ## Desktop size 
## Mobile size 

---

[Pranavanbu28]

@Ayan-thecodeking please do review my pr