Kilotest: Violations of box size absolute issue for 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: User cannot enlarge the content of an item for readability
• Priority: high
• Related WCAG standard: 1.4.4
• Reported by 1 rule engine (QualWeb)
• Violations: 14
• Violators: 14

Violators

Here are the HTML elements reported to violate rules belonging to the box size absolute issue.

• Element 953

  • Tag name: svg
  • Text: [not applicable]
  • Start tag: <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
  • XPath: /html/body/div[2]/footer[1]/div[2]/div[1]/div[1]/div[1]/div[1]/a[1]/span[2]/svg[1]
  • Bounding box: x = 396, y = 7379, width = 16, height = 16
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 1030

  • Tag name: svg
  • Text: [not applicable]
  • Start tag: <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
  • XPath: /html/body/div[2]/footer[1]/div[2]/div[2]/a[1]/span[1]/svg[1]
  • Bounding box: x = 1269, y = 7483, width = 16, height = 16
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 257

  • Tag name: svg
  • Text: [not applicable]
  • Start tag: <svg width="14" height="14" viewBox="0 0 16 16" aria-hidden="true" focusable="false" xmlns="http://www.w3.org/2000/svg">
  • XPath: /html/body/div[2]/main[1]/div[1]/section[1]/button[1]/span[1]/svg[1]
  • Bounding box: x = 1521, y = 130, width = 14, height = 14
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 284

  • Tag name: svg
  • Text: [not applicable]
  • Start tag: <svg class="m24-c-flag-media-animation-frame" aria-hidden="true" focusable="false" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 310 380" width="310" height="380">
  • XPath: /html/body/div[2]/main[1]/div[1]/section[1]/div[2]/svg[2]/svg[3]
  • Bounding box: x = 1316, y = 252, width = 216, height = 265
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 285

  • Tag name: rect
  • Text: [not applicable]
  • Start tag: <rect x="84.18" y="74.51" width="41.88" height="41.88">
  • XPath: /html/body/div[2]/main[1]/div[1]/section[1]/div[2]/svg[2]/svg[3]/rect[1]
  • Bounding box: x = 1375, y = 304, width = 29, height = 29
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 286

  • Tag name: rect
  • Text: [not applicable]
  • Start tag: <rect y="17.03" width="46.4" height="362.94">
  • XPath: /html/body/div[2]/main[1]/div[1]/section[1]/div[2]/svg[2]/svg[3]/rect[2]
  • Bounding box: x = 1316, y = 264, width = 32, height = 253
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 399

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/collective-mobile-1450.2e16d0ba.fill-1400x700.jpg 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[1]/div[1]/picture[1]/source[1]
  • Bounding box: x = 272, y = 2726, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 412

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/image1.2e16d0ba.fill-1400x700.jpg 1200w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[2]/div[1]/picture[1]/source[1]
  • Bounding box: x = 736, y = 2726, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 425

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/lamp-mobile-1450.2e16d0ba.fill-1400x700.jpg 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[3]/div[1]/picture[1]/source[1]
  • Bounding box: x = 1200, y = 2726, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 438

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/ventures-mobile-1450_LZWsZpe.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/ventures-mobile-1450_ucjbvsQ.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/ventures-mobile-1450_9Uxbeik.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/ventures-mobile-1450_8cTW2yH.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/ventures-mobile-1450_lY7wUQt.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/ventures-mobile-1450_0ewyrDf.2e16d0ba.fill-1400x700.jpg 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[4]/div[1]/picture[1]/source[1]
  • Bounding box: x = 272, y = 3372, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 451

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/ecosystem-mobile-1450.2e16d0ba.fill-1400x700.jpg 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[5]/div[1]/picture[1]/source[1]
  • Bounding box: x = 736, y = 3372, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 464

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-400x200.png 400w, https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-600x300.png 600w, https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-800x400.png 800w, https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-1000x500.png 1000w, https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-1200x600.png 1200w, https://www.mozilla.org/media/cms/images/download.2e16d0ba.fill-1400x700.png 1232w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[6]/div[1]/picture[1]/source[1]
  • Bounding box: x = 1200, y = 3372, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 594

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-400x200.png 400w, https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-600x300.png 600w, https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-800x400.png 800w, https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-1000x500.png 1000w, https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-1200x600.png 1200w, https://www.mozilla.org/media/cms/images/download_1.39e371cc.fill-1400x700.png 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[3]/div[1]/div[1]/div[1]/div[1]/picture[1]/source[1]
  • Bounding box: x = 272, y = 6431, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?

• Element 606

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source media="(max-width: 1311px)" srcset="https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-400x200.jpg 400w, https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-600x300.jpg 600w, https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-800x400.jpg 800w, https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-1000x500.jpg 1000w, https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-1200x600.jpg 1200w, https://www.mozilla.org/media/cms/images/np-1450.2e16d0ba.fill-1400x700.jpg 1400w" sizes="(min-width: 768px) calc((100vw - 32px) / 2), calc(100vw - 32px)" width="1400" height="700">
  • XPath: /html/body/div[2]/main[1]/section[3]/div[1]/div[1]/div[2]/div[1]/picture[1]/source[1]
  • Bounding box: x = 968, y = 6431, width = 0, height = 0
  • Reported by QualWeb
  • What diagnoses were reported?