Kilotest: Diagnoses of aria attribute invalid violation by HTML element 905 on Run! page

Basics

About the Run! page

• URL: https://www.designedtorun.com/
• Tested 28 days ago by job mgf on 2026-05-04 at 17:00

About HTML element 905

• Tag name: INPUT
• Text: [not applicable]
• Start tag: <input data-index="0" aria-label="Population of District" aria-valuenow="0" aria-orientation="horizontal" aria-valuemax="4" aria-valuemin="0" type="range" min="0" max="4" step="1" style="border:0;clip:rect(0 0 0 0);height:100%;margin:-1px;overflow:hidden;padding:0;position:absolute;white-space:nowrap;width:100%;direction:ltr" value="0">
• XPath: [not obtained]
• Bounding box: x = 650, y = 8134, width = 20, height = 20

About the aria attribute invalid issue

• Why it matters: Item behavior violates user expectations
• Priority: highest
• Related WCAG standard: 4.1.2

Diagnoses

Here is how tools diagnose the aria attribute invalid issue for HTML element 905 of the Run! page.

1. [failed] The `aria-valuenow` property is neither inherited nor supported by the `role` slider.

   Tool: QualWeb (University of Lisbon)

   Rule: QW-ACT-R25