Kilotest: Diagnoses of z-index not zero violation by HTML element 443 on EarthShare page

Here is how tools diagnose the z-index not zero issue for HTML element 443 of the EarthShare page.

Basics

• About the z-index not zero issue
  • Why it matters: User cannot predict the effect of clicking
  • Priority: lowest
  • Related WCAG standard: 1.4
• About the EarthShare page
  • URL: https://www.earthshare.org/
  • Tested on 2026-04-02 at 14:23
• About HTML element 443
  • Tag name: svg
  • Text: [not applicable]
  • Start tag: <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 500 150" preserveAspectRatio="none" aria-hidden="true">
  • XPath: /html/body/main[1]/div[1]/div[2]/div[1]/div[1]/div[2]/div[1]/h1[1]/span[2]/svg[1]
  • Bounding box: x = 390, y = 501, width = 347, height = 104

Diagnoses

1. z-index style property of the element is 2

   Tool: Testaro (CVS Health)

   Rule: zIndex