diff --git a/web/reviewer.css b/web/reviewer.css
index 59c2f8561..2db6d023d 100644
--- a/web/reviewer.css
+++ b/web/reviewer.css
@@ -1,3 +1,5 @@
+div { overflow-wrap: break-word; }
+
 hr {
     background-color: #ccc;
     margin: 1em;