Kilotest: Diagnoses of z-index not zero violation by HTML element 732 on DubBot page

Basics

About the DubBot page

• URL: https://dubbot.com/
• Tested 13 days ago by job 8g6 on 2026-07-07 at 20:33

About HTML element 732

• Tag name: IFRAME
• Text: × … mmMwWLliI0fiflO&1
• Start tag: <iframe id="intercom-frame" style="position: absolute !important; opacity: 0 !important; width: 1px !important; height: 1px !important; top: 0 !important; left: 0 !important; border: none !important; display: block !important; z-index: -1 !important; pointer-events: none;" aria-hidden="true" tabindex="-1" title="Intercom">
• XPath: /html/body/iframe[2]
• Bounding box: x = 0, y = 0, width = 1, height = 1

About the z-index not zero issue

• Why it matters: User cannot predict the effect of clicking
• Priority: lowest
• Related WCAG standard: 1.4

Diagnoses

Here is how rule engines diagnose the z-index not zero issue for HTML element 732 of the DubBot page.

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

   Tool: Testaro (CVS Health)

   Rule: zIndex