Improve the index html code by Using semantic elements

[blessingblockchain]

Consider using semantic HTML elements to improve the structure and meaning of the document. For example, use

,

,

,

, etc., to provide more context to the content and enhance accessibility.

By using these semantic elements, you provide more meaningful structure to the document, which can benefit screen readers and search engine optimization (SEO).

assign me this @srivastavaritik , so i could work on it