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border-right-color CSS属性用来设置元素右边的 border. 这个属性的值也可以通过简写的CSS属性 border-colorborder-right来设置.

Syntax

/* <color> values */
border-right-color: red;
border-right-color: #ffbb00;
border-right-color: rgb(255, 0, 0);
border-right-color: hsla(100%, 50%, 25%, 0.75);
border-right-color: currentColor;
border-right-color: transparent;

/* Global values */
border-right-color: inherit;
border-right-color: initial;
border-right-color: unset;

The border-right-color property is specified as a single value.

Values

<color>
The color of the right border.

Formal syntax

<color>

where
<color> = <rgb()> | <rgba()> | <hsl()> | <hsla()> | <hex-color> | <named-color> | currentcolor | <deprecated-system-color>

where
<rgb()> = rgb( <percentage>{3} [ / <alpha-value> ]? ) | rgb( <number>{3} [ / <alpha-value> ]? ) | rgb( <percentage>#{3} , <alpha-value>? ) | rgb( <number>#{3} , <alpha-value>? )
<rgba()> = rgba( <percentage>{3} [ / <alpha-value> ]? ) | rgba( <number>{3} [ / <alpha-value> ]? ) | rgba( <percentage>#{3} , <alpha-value>? ) | rgba( <number>#{3} , <alpha-value>? )
<hsl()> = hsl( <hue> <percentage> <percentage> [ / <alpha-value> ]? ) | hsl( <hue>, <percentage>, <percentage>, <alpha-value>? )
<hsla()> = hsla( <hue> <percentage> <percentage> [ / <alpha-value> ]? ) | hsla( <hue>, <percentage>, <percentage>, <alpha-value>? )

where
<alpha-value> = <number> | <percentage>
<hue> = <number> | <angle>

Examples

A simple div with a border

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-right-color: red;
  width: auto;
}

.redtext {
  color: red;
}

Result

Specifications

Specification Status Comment
CSS Backgrounds and Borders Module Level 3
border-color
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)
border-right-color
Recommendation Initial definition

初始值currentcolor
适用元素all elements. It also applies to ::first-letter.
是否是继承属性
适用媒体visual
计算值computed color
Animation typea color
正规顺序the unique non-ambiguous order defined by the formal grammar

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung Internet
Basic supportChrome Full support 1Edge Full support 12Firefox Full support 1
Notes
Full support 1
Notes
Notes Firefox also supports the non-standard -moz-border-right-colors CSS property that sets the right border to multiple colors.
IE Full support 4Opera Full support 3.5Safari Full support 1WebView Android Full support 1Chrome Android ? Edge Mobile Full support YesFirefox Android Full support 4
Notes
Full support 4
Notes
Notes Firefox also supports the non-standard -moz-border-right-colors CSS property that sets the right border to multiple colors.
Opera Android Full support 11Safari iOS Full support 1Samsung Internet Android ?

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown
See implementation notes.
See implementation notes.

See also

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