diff --git a/README.md b/README.md
index 349b833..99437d6 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@
     - [gopython/khan-intro2html-css-making-webpages](https://github.com/JeremiahZhang/gopython/tree/master/khan-intro2html-css-making-webpages) 参考: [Intro to HTML/CSS: Making webpages | Computer programming | Khan Academy](https://www.khanacademy.org/computing/computer-programming/html-css)的学习内容
     - [khan-intro2sql-querying-managing-data](https://github.com/JeremiahZhang/gopython/tree/master/khan-intro2sql-querying-managing-data) 参考: [Intro to SQL: Querying and managing data | Khan Academy](https://www.khanacademy.org/computing/computer-programming/sql)的学习内容
     - [gopython/mdn-web](https://github.com/JeremiahZhang/gopython/tree/master/mdn-web) 参考 [HTML | MDN](https://developer.mozilla.org/en-US/docs/Web/HTML) 学习内容
+    - [CSS 编程 - Scaler Topics](https://www.scaler.com/topics/css/).
     - AI 人工智能 
         - [AI](https://github.com/JeremiahZhang/gopython/tree/master/AI)
 
@@ -40,4 +41,4 @@
 2017-04-01 **增补** 说明 + 谈编程  
 2017-04-24 TwD Tango with Django  
 2017-09-28 AI 归档
-```
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+```