diff --git a/_sidebar.md b/_sidebar.md
index a1c98a2..26a5e1d 100644
--- a/_sidebar.md
+++ b/_sidebar.md
@@ -1,3 +1,5 @@
-[Home](Home)  
-[Introduction](introduction)  
-[First program](First program)  
\ No newline at end of file
+[Home](Home)
+
+[Introduction](introduction)
+
+[First program](First program)
\ No newline at end of file