diff --git a/styles.css b/styles.css
index 8a57b50..3b7ff05 100644
--- a/styles.css
+++ b/styles.css
@@ -2,6 +2,7 @@
 
 /* TODO: Rename classes to "bes-..." */
 
+/* TODO: In the release version, .online-editor should not contain any formatting. Let users format editor at will. */
 .online-editor {
   width: 80%;
   height: 300px;