added required in both fields of login and double checked all other input fields

[arpit456jain]

added required in both fields of login and double checked all other input fields

Closes: #166

Describe the changes you've made

Checklist:

• [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.
• [ ] I have made corresponding changes to the documentation.
• [x] My changes generate no new warnings.

[arpit456jain]

@khannakshat7 please review