diff --git a/Assignment1.md b/Assignment1.md
index 159fe5b..40cfba3 100644
--- a/Assignment1.md
+++ b/Assignment1.md
@@ -1,6 +1,6 @@
 # Assignment 1 指南
 
-## - 注意，实验结束请立即删除云主机，节省费用
+##  `******注意，实验结束请立即删除云主机，节省费用******`
 
 ## 实验内容