Kilotest: Diagnoses of CSS invalid violation by HTML element 0 on Freedom of the Press Foundation page

Here is how tools diagnose the CSS invalid issue for HTML element 0 of the Freedom of the Press Foundation page.

Basics

About the CSS invalid issue
- Why it matters: Document cannot be properly displayed
- Priority: high
- Related WCAG standard: 4.1
About the Freedom of the Press Foundation page
- URL: https://freedom.press/
- Tested on 2026-04-02 at 14:24
About HTML element 0
- Tag name: HTML
- Text: [not applicable]
- Start tag: <html lang="en" class="js">
- XPath: /html
- Bounding box: x = 0, y = 0, width = 1920, height = 7310

Diagnoses

CSS: grid-template: "image-container" is not a grid-template value.
Tool: Html Checker API (World Wide Web Consortium)
CSS: grid-template: "container" is not a grid-template value.
Tool: Html Checker API (World Wide Web Consortium)
CSS: top: The types are incompatible.
Tool: Html Checker API (World Wide Web Consortium)