Web/CSS/border-bottom-style

The border-bottom-style CSS property sets the line style of an element's bottom border.

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

Note: The specification doesn't define how borders of different styles connect in the corners.

Syntax

/* 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;

The border-bottom-style property is specified as a single keyword chosen from those available for the border-style property.

Formal definition

Initial value	`none`
Applies to	all elements. It also applies to `::first-letter`.
Inherited	no
Computed value	as specified
Animation type	discrete

Formal syntax

<line-style>where <line-style> = none | hidden | dotted | dashed | solid | double | groove | ridge | inset | outset

Examples

Demonstrating all border styles

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 3The definition of 'border-bottom-style' in that specification.	Candidate Recommendation	No significant change.
CSS Level 2 (Revision 1)The definition of 'border-bottom-style' in that specification.	Recommendation	Initial definition.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`border-bottom-style`	Chrome Full support 1	Edge Full support 12	Firefox Full support 1 Notes' Full support 1 Notes' Notes' Prior to Firefox 50, border styles of rounded corners (with `border-radius`) were always rendered as if `border-bottom-style` was `solid`. This has been fixed in Firefox 50.	IE Full support 5.5	Opera Full support 9.2	Safari Full support 1	WebView Android Full support ≤37	Chrome Android Full support 18	Firefox Android Full support 4 Notes' Full support 4 Notes' Notes' Prior to Firefox 50, border styles of rounded corners (with `border-radius`) were always rendered as if `border-bottom-style` was `solid`. This has been fixed in Firefox 50.	Opera Android Full support 14	Safari iOS Full support 1	Samsung Internet Android Full support 1.0

Legend

Full support: Full support
See implementation notes.': See implementation notes.