Kilotest: Diagnoses of CSS invalid violation by HTML element 0 on Parking Reform Network page

Here is how tools diagnose the CSS invalid issue for HTML element 0 of the Parking Reform Network page.

Basics

About the CSS invalid issue
- Why it matters: Document cannot be properly displayed
- Priority: high
- Related WCAG standard: 4.1
About the Parking Reform Network page
- URL: https://parkingreform.org/
- Tested on 2026-04-02 at 14:54
About HTML element 0
- Tag name: HTML
- Text: [not applicable]
- Start tag: <html lang="en-US">
- XPath: /html
- Bounding box: x = 0, y = 0, width = 1920, height = 4624

CSS: contain-intrinsic-size: Property contain-intrinsic-size doesn't exist.
Tool: Html Checker API (World Wide Web Consortium)
CSS: color: Parse Error.
Tool: Html Checker API (World Wide Web Consortium)
CSS: background-color: Parse Error.
Tool: Html Checker API (World Wide Web Consortium)
CSS: cursor: hand is not a cursor value.
Tool: Html Checker API (World Wide Web Consortium)
CSS: text-transform: normal is not a text-transform value.
Tool: Html Checker API (World Wide Web Consortium)
CSS: width: Too many values or values are not recognized.
Tool: Html Checker API (World Wide Web Consortium)
CSS: width: Too many values or values are not recognized.
Tool: Html Checker API (World Wide Web Consortium)
CSS: width: Too many values or values are not recognized.
Tool: Html Checker API (World Wide Web Consortium)
CSS: width: Too many values or values are not recognized.
Tool: Html Checker API (World Wide Web Consortium)