Kilotest: Diagnoses of z-index not zero violation by HTML element 239 on EarthShare page

Here is how tools diagnose the z-index not zero issue for HTML element 239 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 239
  • Take me there
  • Tag name: DIV
  • Text: About … DAF Login
  • Start tag: <div data-particle_enable="false" data-particle-mobile-disabled="false" class="elementor-element elementor-element-814aa19 e-flex e-con-boxed e-con e-parent e-lazyloaded elementor-sticky" data-id="814aa19" data-element_type="container" data-e-type="container" data-settings="{&quot;background_background&quot;:&quot;classic&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset_mobile&quot;:0.1,&quot;sticky_anchor_link_offset&quot;:120,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0}">
  • XPath: /html/body/header[1]/div[2]
  • Bounding box: x = 0, y = 39, width = 1920, height = 80

Diagnoses

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

   Tool: Testaro (CVS Health)

   Rule: zIndex