CSS - background
The background
CSS property is a shorthand for setting the individual background values in a single place in the style sheet. background
can be used to set the values for one or more of: background-clip
, background-color
, background-image
, background-origin
, background-position
, background-repeat
, background-size
, and background-attachment
.
Examples
HTML
<p class="topbanner"> Starry sky<br/> Twinkle twinkle<br/> Starry sky </p> <p class="warning">Here is a paragraph<p>
CSS
.warning { background: red; } .topbanner { background: url("https://mdn.mozillademos.org/files/11983/starsolid.gif") #00D repeat-y fixed; }
Result
Syntax
/* Using a <background-color> */ background: green; /* Using a <bg-image> and <repeat-style> */ background: url("test.jpg") repeat-y; /* Using a <box> and <background-color> */ background: border-box red; /* A single image, centered and scaled */ background: no-repeat center/80% url("../img/image.png");
background-color
can only be defined on the last background, as there is only one background color for the whole element.Values
One or more of the following, in any order:
<attachment>
- See
background-attachment
<box>
- See
background-clip
<background-color>
- See
background-color
<bg-image>
- See
background-image
<position>
- See
background-position
<repeat-style>
- See
background-repeat
<bg-size>
- See
background-size
. This property must be specified after <position>, separated with the '/' character.
Formal syntax
<a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/background#bg-layer"><bg-layer></a> , <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#asterisk_(*)" title="Asterisk">*</a> <a href="css/background#final-bg-layer"><final-bg-layer></a><p>where <br><code><bg-layer> = <a href="css/background#bg-image"><bg-image></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/position_value" title=""><position></a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> / <a href="css/background#bg-size"><bg-size></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#repeat-style"><repeat-style></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#attachment"><attachment></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#box"><box></a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>1,2<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a><br><final-bg-layer> = <a href="css/background#bg-image"><bg-image></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/position_value" title=""><position></a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> / <a href="css/background#bg-size"><bg-size></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#repeat-style"><repeat-style></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#attachment"><attachment></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#box"><box></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#box"><box></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background-color" title="<color>"><'background-color'></a></code></p><p>where <br><code><bg-image> = none <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/image" title=""><image></a><br><position> = <a href="css/value_definition_syntax#brackets" title="Brackets">[</a><a href="css/value_definition_syntax#brackets" title="Brackets">[</a> left <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> center <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> right <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> top <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> bottom <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#length-percentage"><length-percentage></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> left <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> center <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> right <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#length-percentage"><length-percentage></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> top <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> center <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> bottom <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#length-percentage"><length-percentage></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> center <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> left <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> right <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/background#length-percentage"><length-percentage></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> && <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> center <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> top <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> bottom <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/background#length-percentage"><length-percentage></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#brackets" title="Brackets">]</a><br><bg-size> = <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/background#length-percentage"><length-percentage></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> auto <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>1,2<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> cover <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> contain<br><repeat-style> = repeat-x <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> repeat-y <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> repeat <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> space <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> round <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> no-repeat <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>1,2<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a><br><attachment> = scroll <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> fixed <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> local<br><box> = border-box <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> padding-box <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> content-box<br></code></p><p>where <br><code><image> = <a href="css/url" title=""><url></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#image()"><image()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#image-set()"><image-set()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#element()"><element()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#cross-fade()"><cross-fade()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#gradient"><gradient></a><br><length-percentage> = <a href="css/length" title="Possible values: a number followed by'em', 'ex', 'ch', 'rem', 'px', 'cm', 'mm', 'in', 'vh', 'vw', 'vmin', 'vmax', 'pt', 'pc' or 'px', like 3px, 1.5cm, -0.5em or 0"><length></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/percentage" title=""><percentage></a></code></p><p>where <br><code><image()> = image( <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/image" title=""><image></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/string" title=""><string></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> , <a href="css/color_value" title=""><color></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a>! )<br><image-set()> = image-set( <a href="css/background#image-set-option"><image-set-option></a><a href="css/value_definition_syntax#hash_mark_(.23)" title="Hash mark">#</a> )<br><element()> = element( <id-selector> )<br><cross-fade()> = cross-fade( <a href="css/background#cf-mixing-image"><cf-mixing-image></a> , <a href="css/background#cf-final-image"><cf-final-image></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> )<br><gradient> = <a href="css/background#linear-gradient()"><linear-gradient()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#repeating-linear-gradient()"><repeating-linear-gradient()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#radial-gradient()"><radial-gradient()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#repeating-radial-gradient()"><repeating-radial-gradient()></a></code></p><p>where <br><code><color> = <a href="css/background#rgb()"><rgb()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#rgba()"><rgba()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#hsl()"><hsl()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#hsla()"><hsla()></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <hex-color> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#named-color"><named-color></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> currentcolor <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#deprecated-system-color"><deprecated-system-color></a><br><image-set-option> = <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/image" title=""><image></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/string" title=""><string></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/resolution" title=""><resolution></a><br><cf-mixing-image> = <a href="css/percentage" title=""><percentage></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> && <a href="css/image" title=""><image></a><br><cf-final-image> = <a href="css/image" title=""><image></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/color_value" title=""><color></a><br><linear-gradient()> = linear-gradient( <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/angle" title="Possible values: a number followed by'deg', 'grad', 'rad' or 'turn', like 2turn, 1.3rad, -60deg or 0grad."><angle></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> to <a href="css/background#side-or-corner"><side-or-corner></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> , <a href="css/background#color-stop-list"><color-stop-list></a> )<br><repeating-linear-gradient()> = repeating-linear-gradient( <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/angle" title="Possible values: a number followed by'deg', 'grad', 'rad' or 'turn', like 2turn, 1.3rad, -60deg or 0grad."><angle></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> to <a href="css/background#side-or-corner"><side-or-corner></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> , <a href="css/background#color-stop-list"><color-stop-list></a> )<br><radial-gradient()> = radial-gradient( <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/background#ending-shape"><ending-shape></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#size"><size></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> at <a href="css/position_value" title=""><position></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> , <a href="css/background#color-stop-list"><color-stop-list></a> )<br><repeating-radial-gradient()> = repeating-radial-gradient( <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> <a href="css/background#ending-shape"><ending-shape></a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/background#size"><size></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> at <a href="css/position_value" title=""><position></a> <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a> , <a href="css/background#color-stop-list"><color-stop-list></a> )</code></p><p>where <br><code><rgb()> = rgb( <a href="css/background#rgb-component"><rgb-component></a><a href="css/value_definition_syntax#hash_mark_(.23)" title="Hash mark">#</a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>3<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a> )<br><rgba()> = rgba( <a href="css/background#rgb-component"><rgb-component></a><a href="css/value_definition_syntax#hash_mark_(.23)" title="Hash mark">#</a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>3<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a> , <a href="css/background#alpha-value"><alpha-value></a> )<br><hsl()> = hsl( <a href="css/background#hue"><hue></a>, <a href="css/percentage" title=""><percentage></a>, <a href="css/percentage" title=""><percentage></a> )<br><hsla()> = hsla( <a href="css/background#hue"><hue></a>, <a href="css/percentage" title=""><percentage></a>, <a href="css/percentage" title=""><percentage></a>, <a href="css/background#alpha-value"><alpha-value></a> )<br><named-color> = <ident><br><deprecated-system-color> = ActiveBorder <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ActiveCaption <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> AppWorkspace <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> Background <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ButtonFace <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ButtonHighlight <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ButtonShadow <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ButtonText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> CaptionText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> GrayText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> Highlight <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> HighlightText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> InactiveBorder <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> InactiveCaption <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> InactiveCaptionText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> InfoBackground <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> InfoText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> Menu <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> MenuText <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> Scrollbar <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ThreeDDarkShadow <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ThreeDFace <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ThreeDHighlight <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ThreeDLightShadow <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ThreeDShadow <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> Window <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> WindowFrame <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> WindowText<br><side-or-corner> = <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> left <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> right <a href="css/value_definition_syntax#brackets" title="Brackets">]</a> <a href="css/value_definition_syntax#double_bar" title="Double bar">||</a> <a href="css/value_definition_syntax#brackets" title="Brackets">[</a> top <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> bottom <a href="css/value_definition_syntax#brackets" title="Brackets">]</a><br><color-stop-list> = <a href="css/background#color-stop"><color-stop></a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>2,}<br><ending-shape> = circle <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> ellipse<br><size> = closest-side <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> farthest-side <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> closest-corner <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> farthest-corner <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/length" title="Possible values: a number followed by'em', 'ex', 'ch', 'rem', 'px', 'cm', 'mm', 'in', 'vh', 'vw', 'vmin', 'vmax', 'pt', 'pc' or 'px', like 3px, 1.5cm, -0.5em or 0"><length></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/background#length-percentage"><length-percentage></a><a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">{</a>2<a href="css/value_definition_syntax#curly_braces_(.7b_.7d)" title="Curly braces">}</a><br></code></p><p>where <br><code><rgb-component> = <a href="css/integer" title=""><integer></a> <a href="css/value_definition_syntax#single_bar" title="Single bar">|</a> <a href="css/percentage" title=""><percentage></a><br><alpha-value> = <a href="css/number" title=""><number></a><br><hue> = <a href="css/number" title=""><number></a><br><color-stop> = <a href="css/color_value" title=""><color></a> <a href="css/background#length-percentage"><length-percentage></a><a href="css/value_definition_syntax#question_mark_(.3f)" title="Question mark">?</a><br></code></p>
Description
The background
CSS property is a shorthand for setting the individual background values in a single place in the style sheet. background
can be used to set the values for one or more of: background-clip
, background-color
, background-image
, background-origin
, background-position
, background-repeat
, background-size
, and background-attachment
.
The background
CSS shorthand property assigns explicit given values and sets missing properties to their initial values.
Initial value | as each of the properties of the shorthand:
|
---|---|
Applies to | all elements. It also applies to ::first-letter and ::first-line . |
Inherited | no |
Percentages | as each of the properties of the shorthand:
|
Media | visual |
Computed value | as each of the properties of the shorthand:
|
Animation type | as each of the properties of the shorthand:
|
Canonical order | order of appearance in the formal grammar of the values |
Browser Compatibility
Feature | Firefox (Gecko) | Chrome | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Basic support | 1.0 (1.7 or earlier) | 1.0 | 4.0 | 3.5 | 1.0 |
Multiple backgrounds | 3.6 (1.9.2) | 1.0 | 9.0 | 10.5 | 1.3 |
SVG image as background | 4.0 (2.0) | 31.0 | 9.0 | 21.0 | 5.1 |
Support for background-size |
18.0 (18.0) | 21.0 | 9.0 | 21.0 | 6.1 |
Support for background-origin and background-clip |
22.0 (22.0) | 31.0 | 9.0 | 21.0 | 5.1 |
Feature | Firefox Mobile (Gecko) | Android | IE Phone | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|
Basic support | 1.0 (1.9.2) | 2.1 | 10.0 | 5.0 | 3.2 |
Multiple backgrounds | 1.0 (1.9.2) | 2.1 | 10.0 | 5.0 | 3.2 |
SVG image as background | 4.0 (2.0) | 3.0 | 10.0 | ? | 4.2 |
Support for background-size |
18.0 (18.0) | 3.0 | 10.0 | (Yes) | 4.0 |
Support for background-origin and background-clip |
22.0 (22.0) | 3.0 | 10.0 | No support | 4.0 |
See Also
Specifications
Specification | Status | Comment |
---|---|---|
CSS Backgrounds and Borders Module Level 3 The definition of 'background' in that specification. |
Candidate Recommendation | The shorthand property has been extended to support multiple backgrounds and the new background-size , background-origin and background-clip properties. |
CSS Level 2 (Revision 1) The definition of 'background' in that specification. |
Recommendation | No significant changes |
CSS Level 1 The definition of 'background' in that specification. |
Recommendation | Initial definition |
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/background