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CSS-Background)

Source: Internet
Author: User
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Background:

Background is a compliant property. The attributes are as follows:

Background: Background-color | background-image | background-repeat | background-attachment | background-Position

 

Background-color:

Default Value: tansparent

Value Description (background color) Example Effect
Transparent Transparent background color 
<Div style ="Background-color: Aqua"> <Span style ="Border: solid 1px black"> Span </span> <br/> Div </div>
Color Color
1. System-defined colors
2. RGB (1, 100,100,100)
3. # ffee11		 
<Div style ="Background-color: Silver"> Harmonious society </div> <Div style ="Background-color: RGB (100,200, 90)"> Harmonious society </div> <Div style ="Background-color: # ff11f6"> Harmonious society </div>

 

Background-image:

Default Value: None

Value Description (background image) Example Effect
None No background image 
<Div style ="Background-image: None"> Background </div>
URL)


Specify the background image with an absolute or relative URL

 
<Div style ="Background-image: url('del.gif ')"> </Div>

 

Background-repeat:

Default Value: Repeat

Value Description (tiled background) Example Effect
Repeat Tiled horizontally and vertically 
 
<Div style ="Background-image: url('del.gif '); background-repeat: Repeat"> </Div>
No-repeat Not tiled 
<Div style ="Background-image: url('del.gif '); background-repeat: No-repeat"> </Div>
Repeat-x Tiled horizontally 
<Div style ="Background-image: url('del.gif '); background-repeat: Repeat-x"> </Div>
Repeat-y Tile vertically 
<Div style ="Background-image: url('del.gif '); background-repeat: Repeat-y"> </Div>

 

Background-Attachment:

Default Value: Scroll

Value Description (background scrolling) Example Effect
Scroll Scroll with content 
<Body style ="Background-image: url('del.gif '); background-repeat: No-Repeat;Background-Attachment:Scroll"></Body>
 As the scroll bar moves, it may be invisible.
Fixed No matter how you scroll, it is always fixed on the page 
<Body style ="Background-image: url('del.gif '); background-repeat: No-Repeat;Background-Attachment:Fixed"></Body>
 Always show

 

Background-position:

Default Value: 0% 0%

If only one value is specified, the value is used for abscissa. The default ordinate value is 50%. If two values are specified, the second value is used for ordinate.

Expression Example Effect
Background-position: length | length
Percent | length value composed of floating point numbers and unit identifiers		 
<Div style ="Background-image: url('del.gif '); background-position: 10px 10px;Background-repeat: No-repeat"></Div> <br/> <Div style ="Background-image: url('del.gif '); background-position: 50% 50%;Background-repeat: No-repeat"></Div>
Background-position: Position | position

First position: Top center bottom
Second position: left center right

 
 
<Div style ="Background-image: url('del.gif '); background-position: left center;Background-repeat: No-repeat"></Div> <br/> <Div style ="Background-image: url('del.gif '); background-position: center;Background-repeat: No-repeat"></Div>

 

Attribute name Value Default Value
Background-position-x Length/left/center/right 0%
Background-position-y Length/top/center/Bottom 0%

 

Layer-Background-color:

& Lt; TD width = "129" & gt; color & lt;/TD & gt;
value description example effect
transparent transparent background color
specify the color

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