Kilotest: Diagnoses of tablist navigation nonstandard violation by HTML element 363 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: Tablist items behave improperly for a keyboard-only user
• Priority: low
• Related WCAG standard: 2.1.1
• Reported by 1 rule engine (Testaro)
• Violations: 4
• Violators: 4

About the violator

• Tag name: BUTTON
• Text: Grantmakers
• Start tag: <button type="button" role="tab" class="section--tab__nav-item" :class="{ 'is-active': active === 3 }" :aria-selected="(active === 3).toString()" @click="active = 3" id="tabs-tab-3" aria-controls="tabs-panel-3" aria-selected="false">
• XPath: /html/body/div[2]/section[6]/div[2]/div[1]/button[4]
• Bounding box: x = 754, y = 2912, width = 133, height = 51
• Reported by Testaro

Diagnoses

Here is how rule engines diagnose the tablist navigation nonstandard issue for HTML element 363 of the Taproot Foundation page.

1. Tab responds nonstandardly to ArrowLeft, ArrowRight, Home

   Rule engine: Testaro (CVS Health)

   Rule: tabNav