Kilotest: Diagnoses of z-index not zero violation by HTML element 258 on Portland General Electric page

Basics

About the Portland General Electric page

• URL: https://portlandgeneral.com/
• Tested 38 days ago by job 9pn on 2026-04-24 at 19:42

About HTML element 258

• Tag name: SPAN
• Text: [not applicable]
• Start tag: <span class="MuiSwitch-track jss59">
• XPath: [not obtained]
• Bounding box: x = 427, y = 250, width = 34, height = 18

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 tools diagnose the z-index not zero issue for HTML element 258 of the Portland General Electric page.

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

   Tool: Testaro (CVS Health)

   Rule: zIndex