Add env var to change what info is displayed

README.md

@@ -1,21 +1,20 @@
-<h2 align="center">fet.sh</h1>
-
 <div align="center">
+<h1>fet.sh</h1>
 fetch written in POSIX shell with no external commands
 <br>
 <img src="screenshot.png" width="250px">
 </div>
 
-
 ### Installing
-  **Arch:** [fet.sh-git](https://aur.archlinux.org/packages/fet.sh-git/) (AUR)  
-  **Other Distros:** copy `fet.sh` to somewhere in $PATH
+**Arch:** [fet.sh-git](https://aur.archlinux.org/packages/fet.sh-git/) (AUR)  
+**Other Distros:** copy `fet.sh` to somewhere in $PATH
 
 ### Customization
 `fet.sh` can be configured using environment variables, for example:
-```sh
-$ separator=" > " fet.sh
+```
+$ info='os wm sh' fet.sh
 ```
 Supported options are:
-- `accent`
+- `accent` (0-7)
+- `info`
 - `separator`