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The border-bottom-style
CSS property sets the line style of an element's bottom border
.
/* Keyword values */ border-bottom-style: none; border-bottom-style: hidden; border-bottom-style: dotted; border-bottom-style: dashed; border-bottom-style: solid; border-bottom-style: double; border-bottom-style: groove; border-bottom-style: ridge; border-bottom-style: inset; border-bottom-style: outset; /* Global values */ border-bottom-style: inherit; border-bottom-style: initial; border-bottom-style: unset;
初始值 | none |
---|---|
适用元素 | all elements. It also applies to ::first-letter . |
是否是继承属性 | 否 |
适用媒体 | visual |
计算值 | as specified |
Animation type | discrete |
正规顺序 | the unique non-ambiguous order defined by the formal grammar |
Syntax
The border-bottom-style
property is specified as a single keyword chosen from those available for the border-style
property.
Formal syntax
<br-style>where
<br-style> = none | hidden | dotted | dashed | solid | double | groove | ridge | inset | outset
Examples
这是一种可显示border-bottom-style所有属性的标签。
HTML
<table> <tr> <td class="b1">none</td> <td class="b2">hidden</td> <td class="b3">dotted</td> <td class="b4">dashed</td> </tr> <tr> <td class="b5">solid</td> <td class="b6">double</td> <td class="b7">groove</td> <td class="b8">ridge</td> </tr> <tr> <td class="b9">inset</td> <td class="b10">outset</td> </tr> </table>
CSS
/* Define look of the table */ table { border-width: 3px; background-color: #52E385; } tr, td { padding: 3px; } /* border-bottom-style example classes */ .b1 {border-bottom-style: none;} .b2 {border-bottom-style: hidden;} .b3 {border-bottom-style: dotted;} .b4 {border-bottom-style: dashed;} .b5 {border-bottom-style: solid;} .b6 {border-bottom-style: double;} .b7 {border-bottom-style: groove;} .b8 {border-bottom-style: ridge;} .b9 {border-bottom-style: inset;} .b10 {border-bottom-style: outset;}
Result
Specifications
Specification | Status | Comment |
---|---|---|
CSS Backgrounds and Borders Module Level 3 border-bottom-style |
Candidate Recommendation | No significant change. |
CSS Level 2 (Revision 1) border-bottom-style |
Recommendation | Initial definition. |
Browser compatibility
We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | 1.0 | (Yes) | 1.0[1] | 5.5 | 9.2 | 1.0 |
Feature | Android | Edge | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | (Yes) | (Yes) | (Yes)[1] | 7.0 | (Yes) | (Yes) |
[1] Prior to Firefox 50, border styles of rounded corners (with border-radius
) were always rendered as if border-bottom-style
was&nbsolid
. This has been fixed in Firefox 50.
See also
- The other style-related border properties:
border-left-style
,border-right-style
,border-top-style
, andborder-style
. - The other bottom-border-related properties:
border-bottom
,border-bottom-color
, andborder-bottom-width
.