1.localStorage，可编辑区域，离线站点
2.drag and drop:dataTransfer,购物车
3.geolocation地理定位：ip2location.com,gps,蜂窝电话基站的位置进行三角定位，navigator.geolocation
4.html5文档结构：div元素的滥用，不利于屏幕阅读器的工作; html5布局标记,article,adise,command,details,div(页面中较大的组成部分),figcation,figure,footer,header,hgroup(标题组),mark(代替span),menu,nav,section,summary(包含在detail标签之内),time; 标准属性：accesskey,class,contenteditable,contextmenu,dir,draggable,dropzone,hidden,id,lang,spellcheck,style,tabindex,title
5.html5新的表单元素和用途：input控件，color,date,datetime,datetime-local,email,month,number,range,search,tel,time,url,week; 属性：autocomplete,autofocus,form,formaction,formenctype,frommethod,formnovalidate,formtarget,Height,list,max,min,pattern,placeholder,required,step,Width
6.css3分模块：background,font,transformation,animation,user interface; 浏览器前缀：-webkit,-moz,-o,-webkit,-ms
7.web字体：@font-face,字体的license风险
8.背景：background-clip,background,
9.边框
10.变形transform
11.过渡transition
12.动画