[CSS参考手册](http://css.doyoe.com/)»[单位列表](#)»[长度单位](#)»
相关内容：
[**其它长度单位参考**选择其它项](#)
- [em](#)
- [ex](#)
- [ch](#)
- [rem](#)
- [vw](#)
- [vh](#)
- [vm](#)
- [cm](#)
- [mm](#)
- [in](#)
- [pt](#)
- [pc](#)
- [px](#)
# in
- **版本：CSS1**
### 说明：
**英寸（Inches）。绝对长度单位。**
- 1in = 2.54cm = 25.4 mm = 72pt = 6pc = 96px
**示例代码：**
~~~
div{font-size:1in;}
p{height:10in;}
~~~
### 兼容性：
- 浅绿 = 支持
- 红色 = 不支持
- 墨绿 = 部分支持
- 橙色 = 实验性质
| [支持版本](# "查看本文档测试时所用浏览器版本")\类型 | IE | Firefox | Safari | Chrome | Opera |
|-----|-----|-----|-----|-----|-----|
| 版本 | 6.0 | 4.0 | 5.1 | 13.0 | 11.50 |
### 示例：
# 单位转换对比：
- 1in
- 72pt
- 6pc
- 96px
- 2.54cm
- 25.4mm
1in = 2.54cm = 25.4 mm = 72pt = 6pc = 96px
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- scrollbar-3dlight-color
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- 选择符 Selectors
- 元素选择符
- 通配选择符(*)
- 类型选择符(E)
- ID选择符(E#myid)
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- E[att]
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- 其它(Other)
- <length>
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- 单位 Units
- 长度(Length)
- em
- ex
- ch
- rem
- vw
- vh
- vm
- cm
- mm
- in
- pt
- pc
- px
- 角度(Angle)
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