[UI] Q&A section improved

[Apurv428]

Brief Information

This pull request is in the type of (more info about types):

• [ ] build
• [ ] ci
• [ ] docs
• [x] feat
• [ ] fix
• [ ] perf
• [ ] refactor
• [ ] test

Related issues (all available keywords):

• resolve #117

Details

I changed the position of close icon of modal to top. Also changed the anchor tag as it didn't had href to span tag maintaining the same design(CSS) for them.

screen-capture.webm

Checklist

• [x] I have read the CONTRIBUTING doc

Others