Kilotest: Diagnoses of parent invalid violation by HTML element 2291 on University of Oregon page

Basics

About the University of Oregon page

• URL: https://www.uoregon.edu/
• Tested 19 days ago by job 8n6 on 2026-08-12 at 21:27

About HTML element 2291

• Tag name: H3
• Text: CAMPUS
• Start tag: <h3 class="collapse-menu__button__title">
• XPath: /html/body/footer[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/button[1]/h3[1]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the parent invalid issue

• Why it matters: User cannot properly operate an item
• Priority: highest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how rule engines diagnose the parent invalid issue for HTML element 2291 of the University of Oregon page.

1. Element h3 not allowed as child of element button in this context. (Suppressing further errors from this subtree.)

   Tool: Html Checker API (World Wide Web Consortium)