Kilotest: Diagnoses of z-index not zero violation by HTML element 647 on Northwest Natural Gas page

Basics

About the Northwest Natural Gas page

• URL: https://www.nwnatural.com/
• Tested 7 days ago by job wta on 2026-05-26 at 03:09

About HTML element 647

• Tag name: BUTTON
• Text: Contact Us
• Start tag: <button class="Button Button--default Button--auto GlobalHeader__toggle GlobalHeader__toggle--search" aria-label="Toggle Sitewide Search" aria-expanded="false">
• XPath: /html/body/div[2]/div[1]/div[1]/div[1]/div[2]/div[1]/div[2]/button[1]
• Bounding box: x = 1512, y = 76, width = 48, height = 48

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 647 of the Northwest Natural Gas page.

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

   Tool: Testaro (CVS Health)

   Rule: zIndex