Kilotest: Diagnoses of z-index not zero violation by HTML element 180 on Taproot Foundation contact page

Basics

About the page

• URL: https://taprootfoundation.org/contact
• Tested 3 days ago on 2026-10-07 at 22:20 by job 261007T2148-sru
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 11
    • Reported any rule violations: 11
  • Violations: 644
  • Violators: 233
  • 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: 2
• Violators: 2

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 180 of the Taproot Foundation contact page.

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

   Rule engine: Testaro (CVS Health)

   Rule: zIndex