Kilotest: Diagnoses of ID not unique violation by HTML element 305 on Third Act page

Basics

About the Third Act page

• URL: https://thirdact.org/
• Tested 4 days ago by job wm0 on 2026-08-27 at 21:08

About HTML element 305

• Tag name: DIV
• Text: CENTRAL
• Start tag: <div class="badge mb-2" id="national">
• XPath: [not obtained]
• Bounding box: x = 759, y = 1817, width = 73, height = 22

About the ID not unique issue

• Why it matters: User may be pointed to the wrong item
• Priority: highest
• Related WCAG standard: 4.1.1

Diagnoses

Here is how rule engines diagnose the ID not unique issue for HTML element 305 of the Third Act page.

1. Duplicate id attribute value "national" found on the web page.

   Tool: HTML CodeSniffer (Squiz Labs)

   Rule: E-WCAG2AAA.Principle4.Guideline4_1.4_1_1.F77

2. Duplicate ID national.

   Tool: Html Checker API (World Wide Web Consortium)

3. [failed]

   Tool: QualWeb (University of Lisbon)

   Rule: QW-BP30