Example
Place the border image 10 pixels outside the border edges of an element:
#borderimg
{
border-image-source: url(border.png);
border-image-outset: 10px;
}
Definition and Usage
The border-image-outset property specifies the amount by which the border image area extends beyond the border box.
Tip: Also look at the border-image property (a shorthand property for setting all the border-image-* properties).
| Default value: | 0 |
|---|---|
| Inherited: | no |
| Animatable: | no. Read about animatable |
| Version: | CSS3 |
| JavaScript syntax: | object.style.borderImageOutset="10px" Try it |
Browser Support
The numbers in the table specify the first browser version that fully supports the property.
| Property | |||||
|---|---|---|---|---|---|
| border-image-outset | 15.0 | 11.0 | 15.0 | 6.0 | 15.0 |
CSS Syntax
border-image-outset: length|number|initial|inherit;
Note: The border-image-outset property can take from one to four values (top, right, bottom, and left sides). If the fourth value is omitted, it is the same as the second. If the third one is also omitted, it is the same as the first. If the second one is also omitted, it is the same as the first.
Property Values
| Value | Description | Play it |
|---|---|---|
| length | A length unit specifying how far from the edges the border-image will appear. Default value is 0 | Play it » |
| number | Represent multiples of the corresponding border-width | Play it » |
| initial | Sets this property to its default value. Read about initial | Play it » |
| inherit | Inherits this property from its parent element. Read about inherit |
Related Pages
CSS3 tutorial: CSS3 Border Images
CSS Reference: border-image property
CSS Reference: border-image-repeat property
CSS Reference: border-image-slice property
CSS Reference: border-image-source property
CSS Reference: border-image-width property
HTML DOM reference: borderImageOutset property