左边框颜色 | border-left-color
border-left-color属性设置元素的左边框颜色。值得注意的是，在大数情况下使用border-color或?border-left更加方便和普遍。
/* <color> values */
border-left-color: red;
border-left-color: #ffbb00;
border-left-color: rgb(255, 0, 0);
border-left-color: hsla(100%, 50%, 25%, 0.75);
border-left-color: currentColor;
border-left-color: transparent;
/* Global values */
border-left-color: inherit;
border-left-color: initial;
border-left-color: unset;初始值 | currentcolor |
|---|---|
适用元素 | all elements. It also applies to ::first-letter. |
是否是继承属性 | no |
适用媒体 | visual |
计算值 | computed color |
Animation type | a color |
正规顺序 | the unique non-ambiguous order defined by the formal grammar |
语法
border-left-color?属性取值为单个颜色值.
值
<color>左边框的颜色。
正式语法
<color>where
<color> = <rgb()> | <rgba()> | <hsl()> | <hsla()> | <hex-color> | <named-color> | currentcolor | <deprecated-system-color>
where
<rgb()> = rgb( [ [ <percentage>{3} | <number>{3} ] [ / <alpha-value> ]? ] | [ [ <percentage>#{3} | <number>#{3} ] , <alpha-value>? ] )
<rgba()> = rgba( [ [ <percentage>{3} | <number>{3} ] [ / <alpha-value> ]? ] | [ [ <percentage>#{3} | <number>#{3} ] , <alpha-value>? ] )
<hsl()> = hsl( [ <hue> <percentage> <percentage> [ / <alpha-value> ]? ] | [ <hue>, <percentage>, <percentage>, <alpha-value>? ] )
<hsla()> = hsla( [ <hue> <percentage> <percentage> [ / <alpha-value> ]? ] | [ <hue>, <percentage>, <percentage>, <alpha-value>? ] )
where
<alpha-value> = <number> | <percentage>
<hue> = <number> | <angle>示例
一个带边框的简单 div
HTML
<div class="mybox">
<p>This is a box with a border around it.
Note which side of the box is
<span class="redtext">red</span>.</p>
</div>CSS
.mybox {
border: solid 0.3em gold;
border-left-color: red;
width: auto;
}
.redtext {
color: red;
}结果
规范
Specification | Status | Comment |
|---|---|---|
CSS Backgrounds and Borders Module Level 3The definition of 'border-left-color' in that specification. | Candidate Recommendation | No significant changes, though the transparent keyword, now included in <color> which has been extended, has been formally removed. |
CSS Level 2 (Revision 1)The definition of 'border-left-color' in that specification. | Recommendation | Initial definition |
浏览器兼容性
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
Basic support | 1.0 | (Yes) | 1.0 (1.7 or earlier)1 | 4 | 3.5 | 1.0 (85) |
Feature | Android | Edge | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
Basic support | 1.0 | (Yes) | 1.0 (1.0)1 | 6.5 | 11 | 1.0 |
1 Firefox等基于Gecko的浏览器也支持非标准的-moz-border-left-colorsCSS属性，将左边界设置为多种颜色。
另见
- 边界相关的简写属性：
border，border-left，和border-color。
- 其他与边框颜色相关的CSS属性：
border-right-color，border-bottom-color，和border-top-color。
- 其他应用于相同边框的CSS属性：
border-left-style和border-left-width。
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