diff --git a/README.md b/README.md
index ab260fc..1447520 100644
--- a/README.md
+++ b/README.md
@@ -15,23 +15,23 @@ Open [hello.html](hello.html).
 
 To go through the full process, rm the package.json and regenerate it with:
 
-	npm init -y
+    npm init -y
 
 This makes an empty [package.json](package.json) in this directory. When you install with npm install --save, the names of packages get added to "dependencies" in this file, so that later you can just "npm install" to reinstall all the dependencies (it's like pip + requirements.txt if that sounds familiar).
 
 First install three js with npm, following <https://threejs.org/docs/#manual/en/introduction/Installation>
 
-  npm install --save three
+    npm install --save three
 
 **npm** will create an add the files to node_modules/ folder.  Check it out:
 
-  ls node_modules
+    ls node_modules
 
 (nb you may sometimes see: **npm i** instead of npm install, it's the same)
 
 Install the special orbitcontrols package, following <https://github.com/jameshsu1125/lesca-threejs-orbitcontrols>
 
-	npm install lesca-threejs-orbitcontrols --save
+	 npm install lesca-threejs-orbitcontrols --save
 
 
 Use webpack to create a browser friendly "bundle", following [the webpack docs](https://webpack.js.org/).