border-top-color

border-top-color 属性用以设置某元素顶部 border的颜色。通常,用border-colorborder-top 设置该颜色更为便捷可取。

尝试一下

语法

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

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

border-top-color 属性的值为单值。

<color>

上边框的颜色。

规范语法

border-top-color = 
<color>

示例

一个简单的带边框容器

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

.redtext {
  color: red;
}

结果

Specifications

Specification
CSS Backgrounds and Borders Module Level 3
# border-color
初始值currentcolor
适用元素all elements. It also applies to ::first-letter.
是否是继承属性
计算值computed color
Animation typea color

浏览器兼容性

BCD tables only load in the browser

See also