Kilotest: Diagnoses of z-index not zero violation by HTML element 406 on Environmental Working Group page

Basics

About the page

• URL: https://www.ewg.org/
• Tested 3 days ago on 2026-10-07 at 21:15 by job 261007T2112-2p4
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1488
  • Violators: 693
  • Issues: 63
• 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: 28
• Violators: 28

About the violator

• Tag name: NAV
• Text: Header Utility Menu … TAKE ACTION DONATE
• Start tag: <nav aria-labelledby="header-utility-menu-menu" id="block-system-menu-block-header-utility-menu" class="block block-menu navigation menu--header-utility-menu">
• XPath: /html/body/div[2]/div[1]/div[1]/header[1]/div[2]/nav[2]
• Bounding box: x = 1361, y = 44, width = 279, height = 106
• Reported by Testaro

Take me there

Diagnoses

Here is how rule engines diagnose the z-index not zero issue for HTML element 406 of the Environmental Working Group page.

1. z-index style property of the element is 3

   Rule engine: Testaro (CVS Health)

   Rule: zIndex