Preloader Added to Timline-Project

[YashBawa]

Issue reference: Fixed issue :- #3 Proposed changes: Adding of preloader Type of change: Added code in CSS and index HTML files for preloader. Tittle tag updated from document --> Timeline

• [x] New feature (non-breaking change which adds functionality)

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [ ] My changes generate no new warnings

Additional info (if any): The webpage is added with a preloader on the web page . Reference before:- after The loaders is an animation which get lighter in a smooth manner. Please view locally for best reviews.

[YashBawa]

Hey @RajVarsani, please review and verify it. Thanks

[RajVarsani]

Nicrely done @YashBawa Kudos to you for your contribution 🙌

[YashBawa]

Thank you @RajVarsani 😁