diff --git a/docs/themes/coral/source/css/talk.scss b/docs/themes/coral/source/css/talk.scss
index 06ddf7557..391337876 100644
--- a/docs/themes/coral/source/css/talk.scss
+++ b/docs/themes/coral/source/css/talk.scss
@@ -15,6 +15,9 @@ body {
   }
 }
 
+img {
+  max-width: 800px;
+}
 
 #graphql-docs {
   & > div > div {
@@ -444,4 +447,4 @@ a.brand {
 
 .plugin {
   display: none;
-}
\ No newline at end of file
+}