Kilotest: Diagnoses of z-index not zero violation by HTML element 213 on Taproot Foundation page

Basics

About the page

• URL: https://taprootfoundation.org/
• Tested 2 days ago on 2026-10-07 at 23:08 by job 261007T2305-4se
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 508
  • Violators: 244
  • Issues: 35
• 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: 7
• Violators: 7

About the violator

• Tag name: NAV
• Text: Search … Find Pro Bono Opportunities
• Start tag: <nav id="site-header-mobile" class="site-header__mobile" aria-label="Main" x-show="mobileOpen" x-transition.opacity="" style="display: none;">
• XPath: /html/body/header[1]/nav[1]
• Bounding box: [not obtained]
• Reported by Testaro

Take me there

Diagnoses

Here is how rule engines diagnose the z-index not zero issue for HTML element 213 of the Taproot Foundation page.

1. z-index style property of the element is 60

   Rule engine: Testaro (CVS Health)

   Rule: zIndex