Update readme.md

readme.md

@@ -1,14 +1,19 @@
 # canvasbar
 Puts useful Canvas LMS info in your menubar!
 
-<img alt="Screenshot" src="https://raw.githubusercontent.com/kbohinski/canvasbar/master/screenshot.png" width="300">
+![Screenshot](https://raw.githubusercontent.com/kbohinski/canvasbar/master/screenshot.png)
 
 ##Installation Instructions (for now):
 ###Normal:
 * Download [here](https://github.com/kbohinski/canvasbar/releases/)...
+####Mac:
 * Extract files, and move `Canvasbar.app` to `/Applications/`...
 * Open `Canvasbar.app`
 * 🎉
+####Windows:
+* Extract folder into `C:\Program Files\`
+* Open `Canvasbar.exe`
+* 🎉
 
 ###Dev:
 * `git clone https://github.com/kbohinski/canvasbar`