This property is a shorthand method of specifying values for the five background properties. The five values should be separated by a sapce. The order of the values is not important but it is recommended to follow the order of color, image, repeat, attachment, position. Note that if you do not specify one of this values, the browser will use the default value for missing property.
background: #FFFF33 url(background.jpg) no-repeat fixed left top;
IE5.5+, FF1+, SA1.3+, OP9.2+
| bottom | Bottom position value. |
| center | Center position value. |
| Color keyword | One of the 17 recognized color keywords; aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive, orange, purple, red, silver, teal, white and yellow. |
| em | Relative length value. A em unit is equal to the font-size value of the element used. |
| fixed | Locks the image in place. |
| Hex color | Three two-character numbers in the hexadecimal system(base 16) |
| left | Left side value. |
| no-repeat | Displays the image only once. |
| Percentage value | The regular format of a percentage value. |
| px | Pixel, a pixel unit represents a single dot on the screen. |
| repeat | Default value, tiles the image. |
| repeat-x | Repeats the image from left to right. |
| repeat-y | Repeats the image from top to bottom. |
| RGB decimal | Use RGB values from 0 to 255; rgb(255, 0, 333). |
| RGB percentage | Specify a color using percentage values: rgb(100%, 0%, 33%). |
| right | Right position value. |
| scroll | Normal behavior, the image will scroll along with the text. |
| top | Top position value. |
| transparent | Sets no color value. |
| URI values | Including URLs, URNs, etc.. e.g. url(images/background.jpg); |