Kilotest: Diagnoses of ID not unique violation by HTML element 1 on Opportunity Green page

Basics

About the page

• URL: https://www.opportunitygreen.org/
• Tested 3 days ago on 2026-10-07 at 22:06 by job 261007T2138-sqp
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 10
    • Reported any rule violations: 10
  • Violations: 767
  • Violators: 303
  • Issues: 72
• Download the full technical report (JSON)

About the issue

• Why it matters: User may be pointed to the wrong item
• Priority: highest
• Related WCAG standard: 4.1
• Reported by 3 rule engines (ASLint + Html Checker + HTML CodeSniffer)
• Violations: 23
• Violators: 13

About the violator

• Tag name: HEAD
• Text: [not applicable]
• Start tag: <head>
• XPath: /html/head[1]
• Bounding box: [not obtained]
• Reported by ASLint

Diagnoses

Here is how rule engines diagnose the ID not unique issue for HTML element 1 of the Opportunity Green page.

1. Attribute <code>id="cookieyes"</code> should be unique. It has been defined 2 times.

   Rule engine: ASLint (eSSENTIAL Accessibility)

   Rule: duplicated_id_attribute

2. Attribute <code>id="cookieyes"</code> should be unique. It has been defined 2 times.

   Rule engine: ASLint (eSSENTIAL Accessibility)

   Rule: duplicated_id_attribute