Issue Number

fixes #195

Describe the changes you've made
I have changed prev and next as button instead of span
and instead of changing colour to gray on disable, decreased its opacity.

Describe if there is any unusual behavior (Any Warning) of your code(Write NA if there isn't)
NA

Additional context (OPTIONAL)

Test plan (OPTIONAL)

A good test plan should give instructions that someone else can easily follow.

1. Try pagination.

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• All new and existing tests passed.
• The title of my pull request is a short description of the requested changes.

Provide a Deployed link of route/page that needs to review

Preview: Deploy preview link here with the appropriate route