Kilotest: Diagnoses of CSS invalid violation by HTML element 549 on Fair Vote page

Basics

About the page

• URL: https://fairvote.org/
• Tested 3 days ago on 2026-10-07 at 21:15 by job 261007T2112-ljo
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 714
  • Violators: 357
  • Issues: 53
• 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: 4
• Violators: 4

About the violator

• Tag name: DIV
• Text: RESOURCES … Data on proportional RCV
• Start tag: <div class="wp-block-its-contianer its-theme-container container mx-auto lg:pt-5 lg:pl-5 lg:pb-5 lg:pr-5 pt-2 pl-2 pb-2 pr-2 w-full" style="background-color:">
• XPath: /html/body/div[2]/div[1]/main[1]/div[1]/div[3]/div[1]/div[1]
• Bounding box: x = 420, y = 1740, width = 1080, height = 727
• Reported by Html Checker API

Take me there

Diagnoses

Here is how rule engines diagnose the CSS invalid issue for HTML element 549 of the Fair Vote page.

1. CSS: background-color: Parse Error.

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