Active hours set as morning 5.00 am to night 8.00 pm. You could change the active hours in PostCard.js

{d.getHours() >= 5 && d.getHours() <= 20 ? (
    //JSX Element
):(
    //JSX Element
)}

Here is the UI for non active hours

Here is the UI for active hours

This is the reference article for this Application.

Read this documentation📝

mediumURL = "https://api.rss2json.com/v1/api.json?rss_url=https://medium.com/feed/@sabesan96";

Use your medium user name👤 instead of @sabesan96. in Slider.js

Read this CONTRIBUTION.md

Don't forget to give a star⭐️ for this repo ☺️