Html+Css+Javascr ipt （ppt）介绍Html Css Javascr ipt 的知识-Html+ Css+ Javascr ipt (ppt) Descr iption Html Css Javascr ipt knowledge

CSS完全自学手册电子教案（PPT）CSS是什么-CSS is completely self-study manual electronic lesson plans (PPT)

CSS和HTML的教学课件，ppt版，内含多份ppt(CSS+HTML teaching courseware ppt)

CSS（Cascading Style Sheet，层叠样式表）技术是一种格式化网页的标准方式，它是HTML功能的扩展，使网页设计者能够以更有效的方式设计出更具表现力的网页效果。(CSS (Cascading Style Sheet, cascading stylesheet) technology is a standard way to format webpages. It is an extension of HTML function, enabling webpage designe