Split code blocks for easier copy paste (#1448)

* Split code blocks for easier copy paste

* Update customBundlerSetup.md

docs/README.md

@@ -12,7 +12,11 @@
 
 ```bash
 npm i -D react-cosmos@next
-# or
+```
+
+Or if you’re using Yarn:
+
+```bash
 yarn add --dev react-cosmos@next
 ```
 
@@ -23,7 +27,11 @@ yarn add --dev react-cosmos@next
 
 ```bash
 npm i -D react-cosmos-plugin-vite@next
-# or
+```
+
+Or if you’re using Yarn:
+
+```bash
 yarn add --dev react-cosmos-plugin-vite@next
 ```
 
@@ -42,7 +50,11 @@ Create `cosmos.config.json` and enable Vite plugin.
 
 ```bash
 npm i -D react-cosmos-plugin-webpack@next
-# or
+```
+
+Or if you’re using Yarn:
+
+```bash
 yarn add --dev react-cosmos-plugin-webpack@next
 ```
 
@@ -76,7 +88,11 @@ Create `cosmos.config.json` and enable Webpack plugin.
 
 ```bash
 npm run cosmos
-# or
+```
+
+Or if you’re using Yarn:
+
+```bash
 yarn cosmos
 ```
 

docs/customBundlerSetup.md

@@ -6,7 +6,11 @@ First, install React Cosmos including the DOM package.
 
 ```bash
 npm i -D react-cosmos@next react-cosmos-dom@next
-# or
+```
+
+Or if you’re using Yarn:
+
+```bash
 yarn add --dev react-cosmos@next react-cosmos-dom@next
 ```
 
@@ -21,7 +25,7 @@ Next, choose a port for the renderer other than the main Cosmos port, say `5050`
 
 Next, start Cosmos with the `--generate-userdeps` CLI flag. This will generate a `cosmos.userdeps.js` module that contains maps of user module imports (fixtures and decorators) as well the renderer config. Feel free to add this file to .gitignore.
 
-Finally, create a web server using your bundler of choice that serves an `index.html`, which loads a JS module with the following code.
+Finally, create a web server using your bundler of choice that serves an `index.html`, which loads a JS module with the following code:
 
 ```js
 import { mountDomRenderer } from 'react-cosmos-dom';