CSS Outlines

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

All CSS Outline Properties

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

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