chromium/third_party/blink/web_tests/http/tests/devtools/elements/styles/resources/styles-source-offsets.css

body {
    font-size: 12px;
    foo: bar !

    important /* !important property not recognized by WebCore */;
    height: 100% !important;
    colorz: "!important";
    important:!important;
    color: "badcolor" ! important /* good property with strange value */;
}

/* comment before selector */body.main1/* comment after selector */{/* comment */color: #F00BAA;zoo:moo /* not an !important unrecognized property */}/* comment */

body.main2{background: green /* value !important comment */ !important /* no semicolon, very !important */}