Kilotest: Diagnoses of z-index not zero violation by HTML element 770 on Sightsavers page

Basics

About the page

• URL: https://www.sightsavers.org/
• Tested 2 days ago on 2026-10-07 at 22:23 by job 261007T2157-uwh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 661
  • Violators: 289
  • Issues: 61
• Download the full technical report (JSON)

About the issue

• Why it matters: User cannot predict the effect of clicking
• Priority: lowest
• Related WCAG standard: 1.4
• Reported by 1 rule engine (Testaro)
• Violations: 31
• Violators: 31

About the violator

• Tag name: DIV
• Text: We think you’re in the United States. … United Kingdom
• Start tag: <div class="_overlay_yiebd_1 _overlayDimmed_yiebd_14">
• XPath: /html/body/div[1]
• Bounding box: x = 0, y = 0, width = 1920, height = 1080
• Reported by Testaro

Take me there

Diagnoses

Here is how rule engines diagnose the z-index not zero issue for HTML element 770 of the Sightsavers page.

1. z-index style property of the element is 9999

   Rule engine: Testaro (CVS Health)

   Rule: zIndex