Outline

The   property is used in CSS and certain HTML elements. It creates an outline around the selected object, rendering each side the same as the others. A  is not necessary for this property to work. The  property can also be used to specify the outline wrapping around the text.

Values

 * - Any of the values for the  property can be used to specify the thickness of the outline.
 * - Any of the values for the  property can be used to specify the linetype of the outline.
 * - Any of the values for the  property can be used to specify the color of the outline.

HTML example:

Outline this text

That produces: outline this text

CSS example:

h1 { outline:5px solid black; }

Firefox 1.5
The CSS   property was a Mozilla extension used in Firefox 1.5 and before as a substitute for the standard  property, which is now fully supported.