Merge pull request #21 from HoangThiTuanDung/develop

design
Merge pull request #22 from HoangThiTuanDung/develop

hieu ung
Merge pull request #23 from HoangThiTuanDung/develop

Develop
Recent post + update post
Merge pull request #24 from daolm/master

Recent post + update post
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