diff --git a/src/styles/starlight.css b/src/styles/starlight.css
index 3f818de..eaa55bd 100644
--- a/src/styles/starlight.css
+++ b/src/styles/starlight.css
@@ -384,6 +384,8 @@
     font-family: var(--sl-font-mono);
     background-color: var(--container-fill);
     color: var(--color-white-100);
+    overflow-x: auto;
+    max-width: 100%;
   }
 
   /* Code frames — subtle gradient fade on terminal/editor title bars,