▶ OK /_mozilla/css/offset_properties_inline.html
  │   ▶ FAIL [expected PASS] offsetTop
  │   │   → assert_equals: offsetTop of #inline-1 should be 0. expected 0 but got -1
  │   │ 
  │   │ window.onload/<@http://web-platform.test:8000/_mozilla/css/offset_properties_inline.html:50:18
  │   │ Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2869:25
  │   │ test@http://web-platform.test:8000/resources/testharness.js:633:30
  │   └ window.onload@http://web-platform.test:8000/_mozilla/css/offset_properties_inline.html:49:7
  │   ▶ FAIL [expected PASS] offsetLeft
  │   │   → assert_equals: offsetLeft of #inline-2 should be 40. expected 40 but got 25
  │   │ 
  │   │ window.onload/<@http://web-platform.test:8000/_mozilla/css/offset_properties_inline.html:61:18
  │   │ Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2869:25
  │   │ test@http://web-platform.test:8000/resources/testharness.js:633:30
  └   └ window.onload@http://web-platform.test:8000/_mozilla/css/offset_properties_inline.html:58:7