Update readme.md (Introduction 1st para)

- Revamped the first paragraph to make it more clear and appealing
- Fixed some grammar mistakes

readMe.md

@@ -91,7 +91,7 @@
 
 ## Introduction
 
-**Congratulations** on deciding to participate in 30 days of React programming challenge. In this challenge you will learn everything you need to use to develop a React application. In the end of the challenge you will get a 30DaysOfReact programming challenge completion certificate. In case you need help or if you would like to help others you may join the [telegram group](https://t.me/thirtydaysofreact).
+**Congrats!** You have decided to take the 30 Days of React programming challenge. This challenge will teach you everything you need to know to build a React application. At the end of the challenge, you will receive a 30DaysOfReact challenge completion certificate. If you need any help or want to help others, you can join the [Telegram group](https://t.me/thirtydaysofreact).
 
 **A 30DaysOfReact** challenge is a guide for both beginners and advanced JavaScript and React developers. Welcome to 30 Days Of React. React is a JavaScript library. I enjoy using and teaching React and I hope you will do so too.
 In this step by step 30 Days React challenge, you will learn React which is one of most popular user interface JavaScript libraries.