CSS Property: position
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The CSS (CSS2) position property indicates how an
element should be positioned.
Valid property values
(other than inherit
and initial) are:
|
Value
|
Description
|
|
absolute
|
The element is
positioned relative to its first positioned (i.e. not static) ancestor
|
|
fixed
|
The element is
positioned in a fixed position relative to the browser window
|
|
relative
|
The element is
positioned relative to its normal position
|
|
static
|
(default value). The
element is positioned (relative to others) in the order in which it appears
in the document flow
|
|
Default Value:
|
static
|
|
JavaScript syntax:
|
e.g. object.style.position="fixed"
|
|
Inherited:
|
No
|
|
Animatable:
|
No
|
EXAMPLE:
HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head>
<style>
div.parent {width: 250px; height: 80px; border: thin solid green; position: relative;}
div.x1 {width: 200px; height: 40px; border: thin solid red;}
div.x2 {width: 200px; height: 40px; border: thin solid red; position: absolute; bottom: 5px}
</style>
</head>
<body>
<div class="parent">
<div class="x1">Element with default properties</div>
</div><br>
<div class="parent">
<div class="x2">Element with CSS property set using HTML</div>
</div><br>
<div class="parent">
<div id="x3">Element with CSS property set using JavaScript</div>
</div>
<script>
var x = document.getElementById("x3");
x.style.width = "200px";
x.style.height = "40px";
x.style.border = "thin solid red";
x.style.position = "absolute";
x.style.bottom = "5px";
</script
</body>
</html>
|
FUNCTION THAT MAY ASSIST IN TESTING WHETHER FEATURE IS SUPPORTED:
function isSupportedCSSPropertyPosition() {
var x = document.createElement("DIV"); x.style.position = "relative"; return (window.getComputedStyle(x, null).position == "relative");
} |
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