The mantra of feature detection also helps and these days, we have library support from the likes of Modernizr to support responsive web design.
念一下功能检测这种咒语也是有所帮助的，现在，我们已经有了从支持Modernizer爱好者到支持响应式web设计的库。
There were times when we used tables to layout the page, now we go mostly with floats. However when it comes to RWD (responsive web design) we need hacks over hacks.
距离我们使用表格布局已经有些年代了，现在用的大多数是浮动的方式多一些。
Concept of web page structure and responsive design.
熟悉网页架构与排版，并了解自适应网页的概念；
Concept of web page structure and responsive design.
熟悉网页架构与排版，并了解自适应网页的概念；
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