Kilotest: Diagnoses of z-index not zero violation by HTML element 130 on Tradeoffs page

Basics

About the Tradeoffs page

• URL: https://tradeoffs.org/
• Tested 30 days ago by job 5g2 on 2026-06-20 at 13:59

About HTML element 130

• Tag name: ASIDE
• Text: Skip to content … Instagram
• Start tag: <aside id="mobile-sidebar-fallback" class="mobile-sidebar">
• XPath: /html/body/aside[1]
• Bounding box: x = 3206, y = 0, width = 634, height = 1080

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 130 of the Tradeoffs page.

1. z-index style property of the element is 999999

   Tool: Testaro (CVS Health)

   Rule: zIndex