update README

Author: motdotla

README.md

@@ -1 +1,29 @@
-# python-dotenvx
+[![dotenvx](https://dotenvx.com/better-banner.png)](https://dotenvx.com)
+
+*a better dotenv*–from the creator of [`dotenv`](https://github.com/motdotla/dotenv).
+
+* run anywhere (cross-platform)
+* multi-environment
+* encrypted envs
+
+ 
+
+
+### Quickstart [![PyPI version](https://badge.fury.io/py/python-dotenvx.svg)](http://badge.fury.io/py/python-dotenvx) 
+
+Install and use it in code just like `python-dotenv`.
+
+```sh
+pip install python-dotenv
+```
+```python
+# main.py
+import os
+from dotenvx import load_dotenvx
+load_dotenvx()  # take environment variables from .env.
+
+print(os.getenv("S3_BUCKET"))
+```
+
+ 
+