gtk3/testsuite/css/parser/css-21-malformed-statements.css

p @here {color: red}     /* ruleset with unexpected at-keyword "@here" */
@foo @bar;               /* at-rule with unexpected at-keyword "@bar" */
}} {{ - }}               /* ruleset with unexpected right brace */
) ( {} ) p {color: red } /* ruleset with unexpected right parenthesis */