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The text-decoration-line CSS property sets what kind of line decorations are added to an element.

/* Keyword values */
text-decoration-line: none;
text-decoration-line: underline;
text-decoration-line: overline;
text-decoration-line: line-through;
text-decoration-line: blink;
text-decoration-line: underline overline;                /* Two decoration lines */
text-decoration-line: overline underline line-through;   /* Multiple decoration lines */

/* Global values */
text-decoration-line: inherit;
text-decoration-line: initial;
text-decoration-line: unset;

Underline decorations are positioned under the text, overline decorations are positioned above the text, and line-through decorations are positioned through the middle of the text.

Initial valuenone
Applies toall elements. It also applies to ::first-letter and ::first-line.
Inheritedno
Mediavisual
Computed valueas specified
Animation typediscrete
Canonical orderorder of appearance in the formal grammar of the values

Syntax

Values

Accepts none, or one or more whitespace separated values:

none
Produces no text decoration.
underline
Each line of text is underlined.
overline
Each line of text has a line above it.
line-through
Each line of text has a line through the middle.
blink
The text blinks (alternates between visible and invisible). Conforming user agents may simply not blink the text. This value is deprecated in favor of Animations.

Formal syntax

none | [ underline || overline || line-through || blink ]

Example

HTML content

<p>Here's some text with wavy red underline!</p>

CSS content

p { 
  text-decoration-line: underline;
  text-decoration-style: wavy;
  text-decoration-color: red;
}

Specifications

Specification Status Comment
CSS Text Decoration Module Level 3
The definition of 'text-decoration-line' in that specification.
Candidate Recommendation Initial definition. The text-decoration property wasn't a shorthand before.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support (Yes) 6.0 (6.0) -moz[1]
36.0 (36.0)
No support (Yes) 7.1 -webkit
blink 57 26.0 (26.0)[2] No support 44 ?
Feature Android Webview Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic Support (Yes) (Yes) 6.0 (6.0) -moz[1]
36.0 (36.0)
No support (Yes) 8 -webkit
blink 57 57 26.0 (26.0)[2] No support 44 ?

[1] The prefixed version was removed in Gecko 39.0 (Firefox 39.0 / Thunderbird 39.0 / SeaMonkey 2.36).

[2] The value is considered valid, but no blinking will happen, as the spec allows user agents to ignore it.

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 Last updated by: chrisdavidmills,