CSS Outlines

An outline is a line that is drawn around elements, outside the border edge, to make the element "stand out".

The outline properties specifies the style, color, and width of an outline.

Examples

Draw a line around an element (outline)
This example demonstrates how to draw a line around an element, outside the border edge.

Set the style of an outline
This example demonstrates how to set the style of an outline.

Set the color of an outline
This example demonstrates how to set the color of an outline.

Set the width of an outline
This example demonstrates how to set the width of an outline.

The number in the "CSS" column indicates in which CSS version the property is defined (CSS1 or CSS2).

Property	Description	Values	CSS
outline	Sets all the outline properties in one declaration	outline-color outline-style outline-width inherit	2
outline-color	Sets the color of an outline	color_name hex_number rgb_number invert inherit	2
outline-style	Sets the style of an outline	none dotted dashed solid double groove ridge inset outset inherit	2
outline-width	Sets the width of an outline	thin medium thick length inherit	2