CSS background properties are used to define the background
effects of an element.
CSS properties used for background effects:
The background-color property specifies the background color of an element.
The background color of a page is defined in the body selector:
The background color can be specified by:
In the example below, the h1, p, and div elements have different background colors:
The background-image property specifies an image to use as the background of an element.
By default, the image is repeated so it covers the entire element.
The background image for a page can be set like this:
Below is an example of a bad combination of text and background image. The text is almost not
By default, the background-image property repeats an image both horizontally and vertically.
Some images should be repeated only horizontally or vertically, or they will look strange, like
If the image is repeated only horizontally (repeat-x), the background will look better:
When using a background image, use an image that does not disturb the text.
Showing the image only once is specified by the background-repeat property:
In the example above, the background image is in the same place as the text. We want to change
the position of the image, so that it does not disturb the text too much.
The position of the image is specified by the background-position property:
As you can see from the examples above, there are many properties to consider when dealing with
To shorten the code, it is also possible to specify all the properties in one single property.
This is called a shorthand property.
The shorthand property for background is simply "background":
When using the shorthand property the order of the property values are:
It does not matter if one of the property values is missing, as long as the ones that are present
are in this order.
This example uses more advanced CSS. Take a look: Advanced
How to set a fixed
background imageThis example demonstrates how to set a fixed background image. The
image will not scroll with the rest of the page.
The number in the "CSS" column indicates in which CSS version the property is defined
(CSS1 or CSS2).
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