content：[ [<uri> | icon] ',' ]* [ normal | none | inhibit | <content-list> ]
<content-list> = [ pending(<identifier>) | <string> | contents | footnote | endnote | section-note | list-item | <counter> | <named-string> | open-quote | close-quote | no-open-quote | no-close-quote | icon | <glyph> | <uri> | <datetime> | document-url | <target> ]+
<counter> = counter(name) | counter(name,list-style-type) | counters(name,string) | counters(name,string,list-style-type)
默認值：normal
適用于：所有元素，::before, ::after, ::alternate, ::marker, ::line-marker, margin areas, @footnote areas
繼承性：無
動畫性：否
計算值：指定值
| Values | IE | Firefox | Chrome | Safari | Opera | iOS Safari | Android Browser | Android Chrome |
|---|---|---|---|---|---|---|---|---|
| Basic Support | 6.0-7.0 | 2.0+ | 4.0+ | 6.0+ | 15.0+ | 6.0+ | 2.1+ | 18.0+ |
| 8.0+ |