diff --git a/demos/attr/main.html b/demos/attr/main.html
index fed5d560df..5a5c9451e9 100644
--- a/demos/attr/main.html
+++ b/demos/attr/main.html
@@ -21,7 +21,7 @@
-
+
diff --git a/demos/config/app.html b/demos/config/app.html
index 5f6bb33d68..776be9a94a 100644
--- a/demos/config/app.html
+++ b/demos/config/app.html
@@ -1,2 +1 @@
-
\ No newline at end of file
diff --git a/demos/config/main.html b/demos/config/main.html
index e19e20e761..5d5a0a3d4a 100644
--- a/demos/config/main.html
+++ b/demos/config/main.html
@@ -16,7 +16,7 @@
backButtonIcon:
-