CSS - -moz-outline-radius

In Mozilla applications like Firefox, the -moz-outline-radius CSS property can be used to give outlines rounded corners. An outline is a line that is drawn around elements, outside the border edge, to make the element stand out.

Example

HTML

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<style>
p {
border: 1px solid black; <code class="language-css">
outline: dotted red; -moz-outline-radius: 12% 1em 25px;</code>
}
</style> </head>

<body> <p>The outline-style Property using <code class="language-css">-moz-outline-radius</code></p> </body>

<head> <style>
p1 {
border: 1px solid black; <code class="language-css">outline: dotted red; </code><code class="language-css">
-moz-outline-radius-topleft: 12%; 
-moz-outline-radius-topright: 1em; 
-moz-outline-radius-bottomright: 35px; 
-moz-outline-radius-bottomleft: 1em;</code> }
</style> </head>

<body> <p1>The outline-style Property using more complicated <code class="language-css">-moz-outline-radius-xxx </code></p1> </body>

Result

Syntax

CSS

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/* One value */
-moz-outline-radius: 25px;

/* Two values */
-moz-outline-radius: 25px 1em;

/* Three values */
-moz-outline-radius: 25px 1em 12%;

/* Four values */
-moz-outline-radius: 25px 1em 12% 4mm;

/* Global values */
-moz-outline-radius: inherit;
-moz-outline-radius: initial;
-moz-outline-radius: unset;

Values

Elliptical outlines and <percentage> values follow the syntax described in border-radius.

One, two, three or four <outline-radius> values, represents one of:

<length>: See <length> for possible values.
<percentage>: A <percentage>; see border-radius for details.

If a single value is set, it applies to all 4 corners.
If two values are set, the first one applies to the top-left and bottom-right corners and the second one to the top-right and bottom-left corners.
If three values are set, the first one applies to the top-Left corner, the second one to the top-right and bottom-left corners and the third one to the bottom-right corner.
If four values are set, the first one applies to the top-left corner, the second one to the top-right corner, the third one to the bottom-right corner and the fourth one to the bottom-left corner.

Formal syntax

CSS

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<outline-radius><a title="Curly braces" href="css/value_definition_syntax#curly_braces_(.7b_.7d)">{</a>1,4<a title="Curly braces" href="css/value_definition_syntax#curly_braces_(.7b_.7d)">}</a> <a title="Brackets" href="css/value_definition_syntax#brackets">[</a> / <outline-radius><a title="Curly braces" href="css/value_definition_syntax#curly_braces_(.7b_.7d)">{</a>1,4<a title="Curly braces" href="css/value_definition_syntax#curly_braces_(.7b_.7d)">}</a><a title="Brackets" href="css/value_definition_syntax#brackets">]</a><a title="Question mark" href="css/value_definition_syntax#question_mark_(.3f)">?</a>

Description

-moz-outline-radius is a convenient shortcut to set the four properties -moz-outline-radius-topleft, -moz-outline-radius-topright, -moz-outline-radius-bottomright and -moz-outline-radius-bottomleft.

Initial value	as each of the properties of the shorthand: `-moz-outline-radius-topleft`: `0` `-moz-outline-radius-topright`: `0` `-moz-outline-radius-bottomright`: `0` `-moz-outline-radius-bottomleft`: `0`
Applies to	all elements
Inherited	no
Percentages	as each of the properties of the shorthand: `-moz-outline-radius-topleft`: yes `-moz-outline-radius-topright`: yes `-moz-outline-radius-bottomright`: yes `-moz-outline-radius-bottomleft`: yes
Media	visual
Computed value	as each of the properties of the shorthand: `-moz-outline-radius-topleft`: as specified `-moz-outline-radius-topright`: as specified `-moz-outline-radius-bottomright`: as specified `-moz-outline-radius-bottomleft`: as specified
Animatable	as each of the properties of the shorthand: `-moz-outline-radius-topleft`: yes `-moz-outline-radius-topright`: yes `-moz-outline-radius-bottomright`: yes `-moz-outline-radius-bottomleft`: yes
Canonical order	the unique non-ambiguous order defined by the formal grammar

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	No support	1.5 (1.8)	No support	No support	No support

Feature	Android	Android Webview	Firefox Mobile (Gecko)	Firefox OS	IE Mobile	Opera Mobile	Safari Mobile	Chrome for Android
Basic support	No support	No support	1.0 (1.8)	?	No support	No support	No support	No support

Notes

dotted or dashed radiused corners are rendered as solid, bug 382721
Future versions of Gecko/Firefox may drop this property completely. See bug 315209.

Specifications

This property it is not defined in any CSS standard.

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/css/-moz-outline-radius

CSS CSS Reference Non-standard