Kilotest: Violations of CSS invalid issue for Prometheus page

Here are the HTML elements reported to violate rules belonging to the CSS invalid issue.

Basics

About the CSS invalid issue

Why it matters: Document cannot be properly displayed

Priority: high

Related WCAG standard: 4.1

Violator count: 1

Reported by 1 tool (Html Checker API)

About the Prometheus page

URL: https://www.joinprometheus.org/

Tested by job 2ft on 2026-04-07 at 19:19

Violators

1. Element 0

   • XPath: /html
   • Tag name: HTML
   • Reported by Html Checker API
   • What diagnoses were reported?