Kilotest: Diagnoses of animation long or repetitive violation by HTML element 250 on Mozilla Foundation page

Basics

About the page

• URL: https://www.mozilla.org/en-US/
• Tested 32 days ago on 2026-09-08 at 04:02 by job 260908T0359-xmh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 753
  • Violators: 192
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: Motion-sensitive user may suffer harm
• Priority: high
• Related WCAG standard: 2.2.2
• Reported by 2 rule engines (ASLint + Pour)
• Violations: 13
• Violators: 2

About the violator

• Tag name: BLINK
• Text: Products … About us
• Start tag: <blink class="spacer-gif">
• XPath: /html/body/nav[1]/div[1]/div[1]/blink[1]
• Bounding box: x = 1548, y = 16, width = 100, height = 0
• Reported by Pour

Diagnoses

Here is how rule engines diagnose the animation long or repetitive issue for HTML element 250 of the Mozilla Foundation page.

1. Moving content must be pausable

   Rule engine: Pour (David Yarham and Geoffrey Crofte)

   Rule: pause-stop-hide