diff --git a/.gitignore b/.gitignore
index c2fa116..a28ebd2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,10 @@
 # Logs
 book
+
+theme/index.hbs
+theme/pagetoc.css
+theme/pagetoc.js
+
 logs
 *.log
 npm-debug.log*
diff --git a/book.toml b/book.toml
new file mode 100644
index 0000000..aac58ac
--- /dev/null
+++ b/book.toml
@@ -0,0 +1,11 @@
+[book]
+authors = ["Lenny Peng"]
+language = "zh_CN"
+multilingual = false
+src = "src"
+title = "Yet another Chinese TypeScript tutorial."
+
+[preprocessor.pagetoc]
+[output.html]
+additional-css = ["theme/pagetoc.css"]
+additional-js  = ["theme/pagetoc.js"]
diff --git a/index.html b/index.html
index 2c3d7fd..c75c1fd 100644
--- a/index.html
+++ b/index.html
@@ -154,7 +154,7 @@
 <p><a href="https://java.xfoss.com">Java 编程语言</a>，&quot;Head First Java&quot; 书中文翻译</p>
 </li>
 <li>
-<p><a href="https://ccna60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d60d.xfoss.com">60天通过CCNA考试</a>，一本基础的网络通讯书，翻译自国外经典 CCNA 60 days</p>
+<p><a href="https://ccna60d.xfoss.com">60天通过CCNA考试</a>，一本基础的网络通讯书，翻译自国外经典 CCNA 60 days</p>
 </li>
 </ul>
 <p>你可以在 https://github.com/gnu4cn/ts-learnings 上 fork 本项目，并提交你的修正。</p>