Kilotest: Violations of semantic properties represented with styles issue for Mozilla Foundation page

Basics

About the page

• URL: https://www.mozilla.org/en-US/
• Tested 32 days ago on 2026-09-08 at 04:02 by job 260908T0359-xmh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 753
  • Violators: 192
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: User cannot get help to fully understand the text
• Priority: low
• Related WCAG standard: 1.3.1
• Reported by 1 rule engine (Testaro)
• Violations: 9
• Violators: 9

Violators

Here are the HTML elements reported to violate rules belonging to the semantic properties represented with styles issue.

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• Element 334

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[1]/a[1]/strong[1]/b[1]
  • Bounding box: x = 405, y = 1125, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 339

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[2]/a[1]/strong[1]/b[1]
  • Bounding box: x = 468, y = 1199, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 344

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[3]/a[1]/strong[1]/b[1]
  • Bounding box: x = 461, y = 1273, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 349

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[4]/a[1]/strong[1]/b[1]
  • Bounding box: x = 507, y = 1347, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 354

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[5]/a[1]/strong[1]/b[1]
  • Bounding box: x = 475, y = 1421, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 359

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[6]/a[1]/strong[1]/b[1]
  • Bounding box: x = 375, y = 1495, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 364

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[7]/a[1]/strong[1]/b[1]
  • Bounding box: x = 382, y = 1569, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 369

  • Tag name: B
  • Text: :
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/div[3]/section[1]/ul[1]/li[8]/a[1]/strong[1]/b[1]
  • Bounding box: x = 429, y = 1643, width = 6, height = 29
  • Reported by Testaro
  • What diagnoses were reported?

• Element 391

  • Tag name: B
  • Text: Our mission is to make it easy for people to build with, and collaborate on, open-source, trustworthy AI.
  • Start tag: <b>
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/header[1]/p[1]/b[1]
  • Bounding box: x = 272, y = 2602, width = 631, height = 59
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?