This is a testharness.js-based test.
[FAIL] item 1
assert_equals: \n<item data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
Harness: the test ran to completion.
This is a testharness.js-based test.
[FAIL] item 1
assert_equals: \n<item data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
Harness: the test ran to completion.