Enhanced SEO in HTML files: added meta tags, improved headings, optim…

[AtharvMixraw]

Description

Enhanced SEO in HTML files: added meta tags, improved headings, optimized images, and updated content structure for better search engine visibility. These changes are intended to improve the website's search engine ranking and user experience.

Fixes: #203

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:

• I have made this from my own
• I have taken help from some online resources
• 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

[github-actions]

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