diff --git a/src/theme/css/general.css b/src/theme/css/general.css
index ef2ba504..5c9d4fa0 100644
--- a/src/theme/css/general.css
+++ b/src/theme/css/general.css
@@ -26,6 +26,11 @@ code {
     font-size: 0.875em; /* please adjust the ace font size accordingly in editor.js */
 }
 
+/* make long inline code not x overflow */
+:not(pre) > code {
+    word-break: break-word;
+}
+
 /* Don't change font size in headers. */
 h1 code, h2 code, h3 code, h4 code, h5 code, h6 code {
     font-size: unset;