improved the available modal and the main modal of all the pages

[aditya-bhaumik]

Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes: #636

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings

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[github-actions]

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[aditya-bhaumik]

@sk66641 please review and merge this pull request before 6 50 pm

[aditya-bhaumik]

@sk66641 please review this pr

[aditya-bhaumik]

@sk66641 please merge this pull request only 1 hour is left for gssoc to get over

[aditya-bhaumik]

@sk66641 thank you it was nice working on this repositionary this was my final pull request

[sk66641]

@sk66641 thank you it was nice working on this repositionary this was my final pull request

@aditya-bhaumik
Welcome! All the best going forward!