| <!DOCTYPE html> |
| <!-- |
| Any copyright is dedicated to the Public Domain. |
| http://creativecommons.org/publicdomain/zero/1.0/ |
| --><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level "!important".</title> |
| <link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack"> |
| <link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help"> |
| <link href="support/color-green-ref.htm" rel="match"> |
| <style> |
| body { color: red; } |
| @supports (--a: a) and (not (--a: var(--b,!important))) { |
| p { color: green; } |
| } |
| </style> |
| </head><body><p>This text must be green.</p> |
| </body></html> |
