diff --git a/src/content/theme/markdown.css b/src/content/theme/markdown.css
index 3003fb6..031b2eb 100644
--- a/src/content/theme/markdown.css
+++ b/src/content/theme/markdown.css
@@ -110,6 +110,10 @@
   white-space: pre;
 }
 
+.markdown-note img {
+  max-width: 100%;
+}
+
 
 /* narrow screens */
 @media only screen and (max-width: 600px) {