Fixed typo in quick-start.md

Author: srdjanpazin

src/guide/quick-start.md

@@ -319,7 +319,7 @@ export default {
 
 If you directly open the above `index.html` in your browser, you will find that it throws an error because ES modules cannot work over the `file://` protocol, which is the protocol the browser uses when you open a local file.
 
-Due to security reasons, ES modules can only work over the `http://` protocol, which is what the browsers uses when opening pages on the web. In order for ES modules to work on our local machine, we need to serve the `index.html` over the `http://` protocol, with a local HTTP server.
+Due to security reasons, ES modules can only work over the `http://` protocol, which is what the browsers use when opening pages on the web. In order for ES modules to work on our local machine, we need to serve the `index.html` over the `http://` protocol, with a local HTTP server.
 
 To start a local HTTP server, first make sure you have [Node.js](https://nodejs.org/en/) installed, then run `npx serve` from the command line in the same directory where your HTML file is. You can also use any other HTTP server that can serve static files with the correct MIME types.