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This article mainly shows you "how to use the outline-offset attribute in css", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to use the outline-offset attribute in css" this article.

CSS3outline-offset attribute

Purpose: offset the profile and draw it beyond the edge of the border.

Description: the outline is different from the border in two ways: the outline does not take up space, and the outline may be non-rectangular.

Syntax:

Outline-offset:length | inherit

Length: the distance between the outline and the edge of the border.

Inherit: specifies that the value of the outline-offset attribute should be inherited from the parent element.

An example of using the CSS3outline-offset attribute

Div

{

Margin:20px

Width:150px

Padding:10px

Height:70px

Border:2pxsolidblack

Outline:2pxsolidred

Outline-offset:15px

}

Note: the supportoutline-offset attribute is not supported for InternetExplorer and Opera.

The div has an outline at 15 pixels outside the edge of the border.

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