Kilotest: Diagnoses of parent invalid
violation by HTML element 959 on Sightline Institute page
Here is how tools diagnose the parent invalid
issue for HTML element 959 of the Sightline Institute page.
Basics
- About the
parent invalid
issue- Why it matters: User cannot properly operate an item
- Priority: highest
- Related WCAG standard: 1.3.1
- About the Sightline Institute page
- URL:
https://www.sightline.org/ - Tested on 2026-04-03 at 04:04
- URL:
- About HTML element 959
- Tag name:
STYLE - Text: [not applicable]
- Start tag:
<style> - XPath:
/html/body/style[3] - Bounding box: x = 0, y = 0, width = 0, height = 0
- Tag name:
Diagnoses
- Element style not allowed as child of element body in this context. (Suppressing further errors from this subtree.)
Tool: Html Checker API (World Wide Web Consortium)