The "outline" CSS Property

Shorthand

This shorthand property sets "outline-color", "outline-style", and "outline-width" in a single declaration.

Values for "outline"

CSS Level	Value
CSS Basic User Interface Level 4	"[ <'outline-color'> || <'outline-style'> || <'outline-width'> ]"

Recommended Links

• CanIUse.com: Search "outline" (browser compatibility information)
• CanIEmail.com: Search "outline" (email client compatibility information)
• CSS 2.1: outline property
• CSS3: outline property
• MDN: outline property
• Quackit: outline property

Search Engine Links (for more information)

• Bing "CSS outline property"
• Google "CSS outline property"