flex-basis：<length> | <percentage> | auto | content
默認(rèn)值：auto
適用于：flex子項(xiàng)
繼承性：無
動(dòng)畫性：是，當(dāng)值為非關(guān)鍵字時(shí)
計(jì)算值：指定值
| Values | IE | Firefox | Chrome | Safari | Opera | iOS Safari | Android Browser | Android Chrome |
|---|---|---|---|---|---|---|---|---|
| Basic Support | 6.0-10.0 | 2.0-21.0 | 4.0-20.0 | 6.0 | 15.0+-webkit- | 6.0-6.1 | 2.1-4.3 | 18.0-19.0 |
| 11.0+ | 22.0+ | 21.0+-webkit- | 6.1+-webkit- | 17.0+ | 7.0+-webkit- | 4.4+ | 20.0+-webkit- | |
| 29.0+ | 9.0+ | 9.0+ | 28.0+ | |||||
| content | 6.0-11.0 | 2.0-42.0 | 4.0-47.0 | 6.0-9.0 | 15.0-32.0 | 6.0-9.0 | 2.1-4.4.4 | 18.0-42.0 |