diff --git a/docs/guides/contribute_slide-decks-example.html b/docs/guides/contribute_slide-decks-example.html
index fe88dbf07..c8ef7c860 100644
--- a/docs/guides/contribute_slide-decks-example.html
+++ b/docs/guides/contribute_slide-decks-example.html
@@ -155,13 +155,13 @@
Align content in center
align all content
some content
-
+