Kilotest: Diagnoses of font size absolute violation by HTML element 580 on Mozilla Foundation page

Here is how tools diagnose the font size absolute issue for HTML element 580 of the Mozilla Foundation page.

Basics

• About the font size absolute issue
  • Why it matters: User cannot adjust the text size for readability
  • Priority: low
  • Related WCAG standard: 1.4.4
• About the Mozilla Foundation page
  • URL: https://www.mozilla.org/en-US/
  • Tested on 2026-04-03 at 03:56
• About HTML element 580
  • Take me there
  • Tag name: HEADER
  • Text: 2025 … Read the report
  • Start tag: <header class="m24-c-showcase-text m24-l-two-columns">
  • XPath: /html/body/div[2]/main[1]/section[3]/div[1]/header[2]
  • Bounding box: x = 272, y = 6308, width = 1376, height = 93

Diagnoses

1. The font size is specified using an absolute unit

   Tool: Alfa (Siteimprove)

   Rule: r74