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+<!DOCTYPE html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <title>CSS Test (Conditional Rules): Incorrect syntax of supports condition</title>
+ <link rel="author" title="GĂ©rard 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 and 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>