Kilotest: Diagnoses of attribute invalid violation by HTML element 290 on Foundation for Individual Rights and Expression page

Here is how tools diagnose the attribute invalid issue for HTML element 290 of the Foundation for Individual Rights and Expression page.

Basics

• About the attribute invalid issue
  • Why it matters: Item behaves improperly
  • Priority: highest
  • Related WCAG standard: 1.3.1
• About the Foundation for Individual Rights and Expression page
  • URL: https://www.fire.org/
  • Tested on 2026-04-05 at 23:06
• About HTML element 290
  • Tag name: VIDEO
  • Text: Play or pause video
  • Start tag: <video disablepictureinpicture="true" data-desktop-breakpoint="800" data-desktop-mp4-src="/sites/default/files/2026/02/SOAPBOX%20LAUNCH%20Website%20Banner.mp4" class="js-responsive-html-video bg-video" autoplay="" muted="" loop="" playsinline="" preload="none">
  • XPath: /html/body/div[1]/div[1]/main[1]/article[1]/article[1]/div[1]/video[1]
  • Bounding box: x = 0, y = 179, width = 1920, height = 820

Diagnoses

1. Attribute disablepictureinpicture not allowed on element video at this point.

   Tool: Html Checker API (World Wide Web Consortium)