opacity

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Syntax: <opacity-value>

Initial value: 1

| Chrome | Firefox | Safari |  Edge  |  IE   |
| :----: | :-----: | :----: | :----: | :---: |
|   1    |    1    |   2    |   12   |   9   |

See also