rocket pointer (added Readme and video)

[DragonUncaged]

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Description 📜

Please include a summary of the change and which issue is fixed.

Fixes #1649

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Type of change 📝

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• [x] Add a new project
• [] Modified or enhanced the existing projects
• [] Improve the readme of any project

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Domain of Contribution 📊

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• [x] Project using only HTML & CSS
• [] Project using HTML, CSS & JS
• [] Project using ReactJs

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Checklist ✅

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• [x] I have performed a self-review of my own code or work.
• [x] I have commented on my code, particularly in hard-to-understand areas.
• [x] My changes generate no new warnings.
• [x] I'm GSSoC'22 contributor

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Screenshots / Gif (Recommended) 📸

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Name	Status	Preview	Updated
web-dev-project-kart	✅ Ready (Inspect)	Visit Preview	May 18, 2022 at 6:14PM (UTC)

[github-actions[bot]]

Thanks for your contribution we will soon check your PR @DragonUncaged :)

[Mrjoy832]

Add demo video in readme

[DragonUncaged]

Add demo video in readme

Done !!