<!doctype html> <meta charset="utf-8"> <title>CSS Overflow: parsing invalid scrollbar-gutter declarations</title> <link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com"/> <link rel="help" href="https://www.w3.org/TR/css-overflow-4/#scollbar-gutter-property"/> <meta name="assert" content="Parsing invalid scrollbar-gutter declarations"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="/css/support/parsing-testcommon.js"></script> <script> test_invalid_value("scrollbar-gutter", "auto both"); test_invalid_value("scrollbar-gutter", "force auto"); test_invalid_value("scrollbar-gutter", "auto always"); test_invalid_value("scrollbar-gutter", "always stable"); test_invalid_value("scrollbar-gutter", "force"); test_invalid_value("scrollbar-gutter", "both"); test_invalid_value("scrollbar-gutter", "force both"); test_invalid_value("scrollbar-gutter", ""); test_invalid_value("scrollbar-gutter", "0"); test_invalid_value("scrollbar-gutter", "1px"); test_invalid_value("scrollbar-gutter", "3em"); test_invalid_value("scrollbar-gutter", "1 2 3"); test_invalid_value("scrollbar-gutter", "none"); test_invalid_value("scrollbar-gutter", "red"); </script>