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opacity

Specifies the transparency of an element. Specify a value between 0.0-1.0.

Browser/User Agent Support

IE Netscape Mozilla Opera Safari
6.0+ no 1.5+ 7.0+ 1.2+
  • IE: For IE, specify a whole number percentage (e.g. "50" for 50%) instead of the standard fraction syntax.

Usage

[alpha-value]

Example

For a demonstration of the opacity attribute for table columns, see the demo page on quirksmode:

http://www.navioo.com/html_css/visibility_287.htm

Remarks

Available in CSS3 according to W3C standards.

Availability

W3C CSS3

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