css 讀書會 - 1 (grid system)
TRANSCRIPT
https://zh.wikipedia.org/wiki/%E6%A0%85%E6%A0%BC%E8%AE%BE%E8%AE%A1
http://960.gs/demo.html
http://960.gs/demo.html
http://960.gs/
http://960.gs/
.col-**-*{position:relative;min-height:1px;
}
padding-right:15px;padding-left:15px;