display, div, CSS深入研究

table-cell搭配百分比寬度(重點：display: table的寬度要設定100%)
http://stackoverflow.com/questions/15373147/make-display-table-cell-use-percentage-width

display深入研究
http://www.cnblogs.com/StormSpirit/archive/2012/10/17/2726994.html
http://www.cnblogs.com/StormSpirit/archive/2012/10/24/2736453.html

CSS深入研究
http://www.cnblogs.com/StormSpirit/category/344334.html

用純CSS解決div垂直置中
http://blog.yam.com/hanasan/article/35806444