clean up
Fix the hyper link error on line 26

The link to project homepage on line 26 originally looked like "[http://xxx]()", which links to the CURRENT page on github. It should be "[http://xxx](http://xxx)".
add bookmark
发现den为不明标签,应该为dfn标签
Merge pull request #10 from aNd1coder/master

change `den` to `dfn`
Merge pull request #8 from Hexcles/patch-1

Fix the hyper link error on line 26
修改group为hgroup,拼写错误
Merge pull request #11 from aNd1coder/master

修改group为hgroup,拼写错误
添加pre code标签的内容过长折行

rt,两个标签里的文字过长也能进行折行了。
Merge pull request #13 from voodeng/master

给pre code标签 添加单行内容过长折行处理
添加 ubuntu 字体支持
添加去 -webkit input/textarea 默认样式的方法
add `Lucida Grande`/`Verdana` to the default font set
add 'Whitney SSm A','Whitney SSm B'
change default font set
change default font set for ie
change default font set for ie
change default font set
细节修改

* "评析"部分内容添加`<p>`标签
* 英文标点格式修改
* 201行css添加了空格

都是些细节而已
Merge pull request #16 from kshiftlv/patch-2

DEMO 细节修改