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Style backgroundPosition Property
Style Object
Definition and Usage
The backgroundPosition property sets or returns the position of a background-image within an element.
Syntax
Set the backgroundPosition property:
Object.style.backgroundPosition="position"
Return the backgroundPosition property:
Object.style.backgroundPosition
Tip: The default value for the backgroundPosition property is: 0% 0%.
| Value | Description |
|---|---|
| top left top center top right center left center center center right bottom left bottom center bottom right |
If you only specify one keyword, the other value will be "center". |
| x% y% | The x value indicates the horizontal position and the y value indicates the vertical position. The top left corner is 0% 0%. The right bottom corner is 100% 100%. If you only specify one value, the other value will be 50%. |
| xpos ypos | The x value indicates the horizontal position and the y value indicates the vertical position. The top left corner is 0 0. Units can be pixels (0px 0px) or any other CSS units. If you only specify one value, the other value will be 50%. You can mix % and units |
| inherit | The setting of the background-position property is inherited from the parent element |
Browser Support
The backgroundPosition property is supported in all major browsers.
Note: The value "inherit" is not supported in IE7 and earlier. IE8 requires a !DOCTYPE. IE9 supports "inherit".
Example
Example
Change the position of the background-image:
<html>
<head>
<style>
div
{
background-image: url('img_tree.png');
background-repeat: no-repeat;
width: 400px;
height: 400px;
border: 1px solid #000000;
}
</style>
<script>
function displayResult()
{
document.getElementById("div1").style.backgroundPosition="center bottom";
}
</script>
</head>
<body>
<button type="button" onclick="displayResult()">Position background image</button>
<br>
<div id="div1">
</div>
</body>
</html>
<head>
<style>
div
{
background-image: url('img_tree.png');
background-repeat: no-repeat;
width: 400px;
height: 400px;
border: 1px solid #000000;
}
</style>
<script>
function displayResult()
{
document.getElementById("div1").style.backgroundPosition="center bottom";
}
</script>
</head>
<body>
<button type="button" onclick="displayResult()">Position background image</button>
<br>
<div id="div1">
</div>
</body>
</html>
Try it yourself »
Style Object
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