Kilotest: Diagnoses of z-index not zero violation by HTML element 110 on Effective Environmentalism page

Basics

About the page

• URL: https://effectiveenvironmentalism.org/
• Tested 3 days ago on 2026-10-07 at 21:14 by job 261007T2109-usy
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 932
  • Violators: 375
  • Issues: 47
• 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: 5
• Violators: 5

About the violator

• Tag name: HEADER
• Text: Effective … Contact
• Start tag: <header id="SITE_HEADER" class="MLzr0a SITE_HEADER wixui-header" tabindex="-1">
• XPath: /html/body/div[1]/div[1]/div[3]/div[1]/header[1]
• Bounding box: x = 0, y = 0, width = 1920, height = 124
• Reported by Testaro

Diagnoses

Here is how rule engines diagnose the z-index not zero issue for HTML element 110 of the Effective Environmentalism page.

1. z-index style property of the element is 50

   Rule engine: Testaro (CVS Health)

   Rule: zIndex