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CSS Property: outline-offset

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The CSS (CSS2) outline-offset property sets the amount of space between an element’s outline and the edge or border of the element.

 

Valid property values (other than inherit and initial) are:

 

Value

Description

length

A CSS length

 

Default Value:

0

JavaScript syntax:

e.g. object.style.outlineOffset="10px"

Inherited:

No

Animatable:

Yes

 

EXAMPLE:


HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head>
<style>
div {width: 100px; height: 15px; border: 1px dotted black; padding: 5px;
    outline: 2px solid blue}
.x1 {outline-offset: 5px}
</style>
</head>
<body>
Element with default property<br><br>
<div>abcdefgh</div><br><br>
Property set using in-file HTML style<br><br>
<div class="x1">abcdefgh</div><br><br>
Property set using JavaScript<br><br>
<div id="x2">abcdefgh</div>

<script>
document.getElementById("x2").style.outlineOffset = "5px";
</script>

</body>
</html>

FUNCTION THAT MAY ASSIST IN TESTING WHETHER FEATURE IS SUPPORTED:
function isSupportedCSSPropertyOutlineOffset() {
  var x = document.createElement("DIV"); x.style.outlineOffset = "5px"; return (window.getComputedStyle(x, null).outlineOffset == "5px");
}


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