Kilotest: Diagnoses of invalid landmark child of navigation role violation by HTML element 125 on Metropolitan Transportation Authority page

Basics

About the Metropolitan Transportation Authority page

• URL: https://www.mta.info/
• Tested 30 days ago by job oyu on 2026-06-20 at 13:49

About HTML element 125

• Tag name: BUTTON
• Text: About
• Start tag: <button id="mtaNavSecondary-1003" class="mta-tr-secondary mta-w-full text-left mta-font-bold mta-flex mta-items-center mta-border-b mta-border-grey-300 mta-min-h-600 mta-text-primary-300 mta-cursor-pointer" aria-expanded="false" aria-controls="mtaNavSecondaryContent-1003" tabindex="-1">
• XPath: /html/body/div[1]/section[1]/div[1]/section[1]/div[1]/ul[1]/li[7]/button[1]
• Bounding box: x = 0, y = 0, width = 0, height = 0

Take me there

About the invalid landmark child of navigation role issue

• Why it matters: User cannot get help on how some of the document is organized
• Priority: highest
• Related WCAG standard: 1.3.6

Diagnoses

Here is how rule engines diagnose the invalid landmark child of navigation role issue for HTML element 125 of the Metropolitan Transportation Authority page.

1. This element must only contain <code>region</code> or <code>search</code> landmarks.

   Tool: ASLint (eSSENTIAL Accessibility)

   Rule: navigation_landmark_restrictions