| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>CSS Test (Conditional Rules): Incorrect syntax of supports condition</title> |
| <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> |
| <link rel="help" href="http://www.w3.org/TR/css3-conditional/#at-supports" title="6. Feature queries: the '@supports' rule"> |
| <link rel="match" href="at-supports-001-ref.html"> |
| <meta name="flags" content="invalid"> |
| <meta name="assert" content="Each individual single supports condition must be enclosed by one opening parenthesis '(' and one closing parenthesis ')'."> |
| |
| <!-- |
| |
| supports_condition_in_parens |
| : ( '(' S* supports_condition ')' S* ) | supports_declaration_condition | |
| general_enclosed |
| ; |
| |
| --> |
| |
| <style> |
| div |
| { |
| background-color: red; |
| height: 100px; |
| width: 100px; |
| } |
| |
| @supports (margin: 0) { div {background-color: green;} } |
| |
| @supports (margin: 0 or padding: 0) { div {background-color: red;} } |
| </style> |
| </head> |
| |
| <body> |
| |
| <p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p> |
| |
| <div></div> |
| |
| </body> |
| </html> |