opacity

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

Platform Support

IENetscapeMozillaOperaSafari
6.0+no1.5+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.quirksmode.org/css/opacity.html

Remarks

Available in CSS3 according to W3C standards.

Availability

W3C CSS3

Related

text_css aptana_docs