Kilotest: Diagnoses of sizes attribute invalid violation by HTML element 812 on Synchronicity Earth USA page

Basics

About the page

• URL: https://www.synchronicityearthusa.org/
• Tested 2 days ago on 2026-10-07 at 23:21 by job 261007T2305-mxz
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1476
  • Violators: 529
  • Issues: 62
• Download the full technical report (JSON)

About the issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1
• Reported by 1 rule engine (Html Checker)
• Violations: 16
• Violators: 16

About the violator

• Tag name: SOURCE
• Text: [not applicable]
• Start tag: <source type="image/webp" data-lazy-srcset="https://www.synchronicityearthusa.org/wp-content/uploads/2026/01/Kevin-Ogorzalek-200x200.jpg.webp 200w, https://www.synchronicityearthusa.org/wp-content/uploads/2026/01/Kevin-Ogorzalek.jpg.webp 350w" sizes="(max-width: 1024px) 100vw, (max-width: 640px) 100vw, 350px">
• XPath: [not obtained]
• Bounding box: x = 983, y = 8887, width = 0, height = 22
• Reported by Html Checker

Diagnoses

Here is how rule engines diagnose the sizes attribute invalid issue for HTML element 812 of the Synchronicity Earth USA page.

1. The sizes attribute must only be specified if the srcset attribute is also specified.

   Rule engine: Html Checker (World Wide Web Consortium)