Kilotest: Violations of z-index not zero issue for Mozilla Foundation join us page

Basics

About the page

• URL: https://www.mozillafoundation.org/en/join-us/
• Tested 2 days ago on 2026-10-07 at 21:54 by job 261007T2132-l0b
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 1762
  • Violators: 211
  • Issues: 46
• Download the full technical report (JSON)

About the issue

• Why it matters: User cannot predict the effect of clicking
• Priority: lowest
• Related WCAG standard: 1.4
• Reported by 1 rule engine (Testaro)
• Violations: 3
• Violators: 3

Violators

Here are the HTML elements reported to violate rules belonging to the z-index not zero issue.

Take me there links will open the page in a new tab and try to scroll to the element and highlight it. This does not always succeed. You can return here by closing the new tab.

• Element 90

  • Tag name: DIV
  • Text: Meet Mozilla … Mozilla Foundation is a global non-profit and the philanthropic mission-holder of the Mozilla Project. Most content available under a Creative Commons license.
  • Start tag: <div class="search-open-backdrop">
  • XPath: /html/body/div[1]
  • Bounding box: x = 0, y = 88, width = 1920, height = 992
  • Reported by Testaro
  • What diagnoses were reported?

• Element 91

  • Tag name: DIV
  • Text: Search … Common Voice
  • Start tag: <div class="search-input-container" id="primary-nav-search" aria-hidden="true" inert="">
  • XPath: /html/body/div[2]
  • Bounding box: x = 0, y = 88, width = 1920, height = 0
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 51

  • Tag name: NAV
  • Text: Meet Mozilla … Donate
  • Start tag: <nav role="navigation" class="primary-nav-ns">
  • XPath: /html/body/nav[1]
  • Bounding box: x = 0, y = 0, width = 1920, height = 88
  • Reported by Testaro
  • What diagnoses were reported?