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CSS Reference Manual

CSS Reference Manual CSS Selector CSS Voice Reference CSS Web Secure Font CSS Animation CSS unit CSS Colour CSS Legal color values CSS The color name CSS Color Hexadecimal value CSS Browser support

CSS Attributes

align-content align-items align-self all animation animation-delay animation-direction animation-duration animation-fill-mode animation-iteration-count animation-name animation-play-state animation-timing-function appearance backface-visibility background background-attachment background-blend-mode background-clip background-color background-image background-origin background-position background-repeat background-size border border-bottom border-bottom-color border-bottom-left-radius border-bottom-right-radius border-bottom-style border-bottom-width border-collapse border-color border-image border-image-outset border-image-repeat border-image-slice border-image-source border-image-width border-left border-left-color border-left-style border-left-width border-radius border-right border-right-color border-right-style border-right-width border-spacing border-style border-top border-top-color border-top-left-radius border-top-right-radius border-top-style border-top-width border-width bottom box-align box-direction box-flex box-flex-group box-lines box-ordinal-group box-orient box-pack box-shadow box-sizing caption-side clear clip color column-count column-fill column-gap column-rule column-rule-color column-rule-style column-rule-width column-span column-width columns content counter-increment counter-reset cursor direction display empty-cells filter flex flex-basis flex-direction flex-flow flex-grow flex-shrink flex-wrap float font @font-face font-family font-size font-size-adjust font-stretch font-style font-variant font-weight grid-columns grid-rows hanging-punctuation height icon justify-content @keyframes left letter-spacing line-height list-style list-style-image list-style-position list-style-type margin margin-bottom margin-left margin-right margin-top max-height max-width @media min-height min-width nav-down nav-index nav-left nav-right nav-up opacity order outline outline-color outline-offset outline-style outline-width overflow overflow-x overflow-y padding padding-bottom padding-left padding-right padding-top page-break-after page-break-before page-break-inside perspective perspective-origin position punctuation-trim quotes resize right rotation tab-size table-layout target target-name target-new target-position text-align text-align-last text-decoration text-decoration-color text-decoration-line text-decoration-style text-indent text-justify text-outline text-overflow text-shadow text-transform text-wrap top transform transform-origin transform-style transition transition-delay transition-duration transition-property transition-timing-function unicode-bidi vertical-align visibility white-space width word-break word-spacing word-wrap z-index

CSS background properties

Examples

Setting multiple background images in a div element (and specify their location):

body
{
background: #00ff00 url('smiley.gif') no-repeat fixed center;
}

try it"

Browser Support

Figures in the table represent the first browser to support the version number of the property.

Immediately following the digital -webkit-, -ms- or -moz- ago in support of the prefix attribute first browser version number.

属性
background 1.0 4.0 1.0 1.0 3.5

All major browsers support background attributes.

Note that IE8 and earlier versions do not support a plurality of elements of the background image.

Note that IE7 and earlier versions do not support "inherit" value.IE8 need to define! DOCTYPE. IE9 support the "inheritance."

Tag definitions and instructions

Background shorthand property can set all the background properties in one declaration.

Properties you can set are: background-color, background-position, background-size, background-repeat, background-origin, background-clip, background-attachment, and background-image.

If the above is missing a value, it does not matter, such as background: # FF0000 URL (smiley.gif); is allowed.

Defaults: Refer to the separate property
inherit: no
version: CSS1 + CSS3 new properties
JavaScript syntax: object object.style.background = "red url (smiley.gif) top left no-repeat"

grammar

background:color position size repeat origin clip attachment image;

value Explanation CSS
background-color Specifies the background color to use 1
background-position Specifies the location of the background image 1
background-size Specifies the size of the background image 3
background-repeat Specifies how to repeat a background image 1
background-origin Location area specified background image 3
background-clip Specifies the background image painting area 3
background-attachment Set the background image is fixed or scrolling with the rest of the page. 1
background-image Specify one or more background images to be used 1

related articles

CSS tutorial: CSS Background

CSS3 tutorial: CSS3 Backgrounds