diff --git a/hugo/content/docs/getting-started.md b/hugo/content/docs/getting-started.md
index 16ee9ede..dd77574d 100644
--- a/hugo/content/docs/getting-started.md
+++ b/hugo/content/docs/getting-started.md
@@ -75,7 +75,7 @@ Here's the grammar that parses the previous text snippet:
 grammar HelloWorld
 
 hidden terminal WS: /\s+/;
-terminal ID: /[_a-zA-Z][\w_]*/;
+terminal ID: /[_a-zA-Z][\w]*/;
 
 entry Model: (persons+=Person | greetings+=Greeting)*;
 
diff --git a/hugo/static/custom.css b/hugo/static/custom.css
index 751cda8b..2d0b36c4 100644
--- a/hugo/static/custom.css
+++ b/hugo/static/custom.css
@@ -210,6 +210,10 @@ h4 {
     font-size: 1.125rem;
 }
 
+.gdoc-markdown pre code {
+    overflow-x: scroll;
+}
+
 .gdoc_heart {
     margin-left: 5px;
 }