diff --git a/doc/quickstart.hbs b/doc/quickstart.hbs
index 02316ab227..b89d8a8a59 100644
--- a/doc/quickstart.hbs
+++ b/doc/quickstart.hbs
@@ -72,7 +72,8 @@ The map in the application is contained in a [`<div>` HTML element](http://en.wi
 ```xml
   <style>
     .map {
-      height: 400px; width: 100%;
+      height: 400px;
+      width: 100%;
     }
   </style>
 ```