diff --git a/README.md b/README.md
index 3dd4b5d..9ea9d22 100644
--- a/README.md
+++ b/README.md
@@ -7,5 +7,5 @@ wIoT let developers do not need to consider how to program the MCU and how the s
 ## Demo
 A simple demo can be accessed from http://home.yimian.xyz</br>
 In this demo page, instant data collected from WIFIduinos are displayed while they are inserted into database.</br>
-There are also several interact buttons. However, I strongly recommend that<front color="#F08080"> `do not click` </front>it, since this cloud disturb people using this system. <br/>
+There are also several interact buttons. However, I strongly recommend that<font color="#A52A2A"> `do not click` </font>it, since this cloud disturb people using this system. <br/>
 In the near future, I will prepare a suitable demo so that you can enjoy it as you wish.