new Wen's design
Merge branch 'master' of https://github.com/DFC-Nanjing/DFC-website
Merge branch 'master' of https://github.com/DFC-Nanjing/DFC-website
Merge branch 'master' of https://github.com/DFC-Nanjing/DFC-website
Merge branch 'master' of https://github.com/DFC-Nanjing/DFC-website
Merge branch 'master' of https://github.com/DFC-Nanjing/DFC-website
simple test case.