Kilotest: Diagnoses of CSS invalid violation by HTML element 0 on Buy Nothing Project page

Basics

About the page

• URL: https://buynothingproject.org/
• Tested 3 days ago on 2026-10-07 at 19:46 by job 261007T1941-8qh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 850
  • Violators: 399
  • Issues: 49
• Download the full technical report (JSON)

About the issue

• Why it matters: Page cannot be properly displayed
• Priority: high
• Related WCAG standard: 4.1
• Reported by 1 rule engine (Html Checker API)
• Violations: 23
• Violators: 1

About the violator

• Tag name: HTML
• Text: [not applicable]
• Start tag: <html lang="en" data-redirect-timezone="1" dir="ltr">
• XPath: /html
• Bounding box: x = 0, y = 0, width = 1920, height = 3568
• Reported by Html Checker API

Diagnoses

Here is how rule engines diagnose the CSS invalid issue for HTML element 0 of the Buy Nothing Project page.

1. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){p.framer-tex

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

2. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

3. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

4. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

5. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

6. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

7. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

8. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

9. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

   Rule engine: Html Checker API (World Wide Web Consortium)

   Rule: CSS: color: display-p3 is not a color value.

10. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

11. CSS: --: Parse Error. Extract: 3kiz{--1ww558a:2;--4rxgx6:#000

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: --: Parse Error.

12. CSS: --: Parse Error. Extract: ;--4rxgx6:#000;flex:

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: --: Parse Error.

13. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){p.framer-tex

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

14. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

15. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

16. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

17. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

18. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

19. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

20. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

21. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){a.framer-tex

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

22. CSS: color: display-p3 is not a color value. Extract: isplay-p3 1 1 1)){code.framer-

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: color: display-p3 is not a color value.

23. CSS: Unknown pseudo-element or pseudo-class :window-inactive Extract: bar-thumb:window-inactive{opaci

    Rule engine: Html Checker API (World Wide Web Consortium)

    Rule: CSS: Unknown pseudo-element or pseudo-class :window-inactive