最小宽度 | @viewport.min-width
min-widthCSS描述符指定通过@viewport所定义的文档的视口的最小宽度。
默认情况下，min-width考虑到最小宽度约束，将其设置为尽可能接近初始视口。
Related at-rule | @viewport |
|---|---|
初始值 | auto |
百分比值 | refer to the width of the initial viewport |
媒体 | visual, continuous |
计算值 | if specified as a length, the corresponding absolute length; if specified as a percentage, the specified value; otherwise, auto |
规范顺序 | the unique non-ambiguous order defined by the formal grammar |
语法
/* Keyword value */
min-width: auto;
/* <length> values */
min-width: 320px;
min-width: 40em;
min-width: 5cm;
/* <percentage> value */
min-width: 25%;值
auto使用的值是根据其他CSS描述符的值计算的。
<length>非负绝对或相对长度。
<percentage>相对于缩放因子1.0的初始视口的宽度或高度的百分比值，分别用于水平和垂直长度。肯定是非负的。
形式语法
<viewport-length>where
<viewport-length> = auto | <length-percentage>
where
<length-percentage> = <length> | <percentage>规范
Specification | Status | Comment |
|---|---|---|
CSS Device AdaptationThe definition of '"min-width" descriptor' in that specification. | Working Draft | Initial definition |
浏览器兼容性
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
Basic support | 29 (behind a flag) | No support | 10 -ms | 11.10 Removed in 15 Reintroduced behind a flag in 16 | No support |
Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
Basic support | 4.4 | 29 | No support | 10-ms | 11.10 Removed in 15 Reintroduced behind a flag in 16 | No support |
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