Kilotest: Violations of z-index not zero issue for Clean Air Task Force (CATF) page

Basics

About the page

• URL: https://www.catf.us/
• Tested 3 days ago on 2026-10-07 at 19:52 by job 261007T1941-eso
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 697
  • Violators: 328
  • Issues: 52
• Download the full technical report (JSON)

About the issue

• Why it matters: User cannot predict the effect of clicking
• Priority: lowest
• Related WCAG standard: 1.4
• Reported by 1 rule engine (Testaro)
• Violations: 24
• Violators: 24

Violators

Here are the HTML elements reported to violate rules belonging to the z-index not zero issue.

Take me there links will open the page in a new tab and try to scroll to the element and highlight it. This does not always succeed. You can return here by closing the new tab.

• Element 233

  • Tag name: DIV
  • Text: OUR WORK … SIGN UP TODAY
  • Start tag: <div class="main" id="main">
  • XPath: /html/body/div[2]
  • Bounding box: x = 0, y = 0, width = 1920, height = 7208
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 236

  • Tag name: DIV
  • Text: OUR WORK … DONATE TODAY
  • Start tag: <div class="acf-block-hero-slider__slides js-acf-block-hero-slider animate fadeIn animated flickity-enabled is-draggable is-fade" tabindex="0">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]
  • Bounding box: x = 0, y = 0, width = 1920, height = 706
  • Reported by Testaro
  • What diagnoses were reported?

• Element 241

  • Tag name: DIV
  • Text: OUR WORK … LEARN MORE
  • Start tag: <div class="hero-slide__content has-brand-white-color">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]
  • Bounding box: x = 408, y = 273, width = 760, height = 321
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 249

  • Tag name: DIV
  • Text: WHO WE ARE … LEARN ABOUT US
  • Start tag: <div class="hero-slide__content has-brand-white-color">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]
  • Bounding box: x = 408, y = 273, width = 760, height = 321
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 257

  • Tag name: DIV
  • Text: BECOME A DONOR … DONATE TODAY
  • Start tag: <div class="hero-slide__content has-brand-white-color">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[3]/div[1]/div[1]
  • Bounding box: x = 408, y = 273, width = 760, height = 321
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 263

  • Tag name: OL
  • Text: OUR WORK … DONATE TODAY
  • Start tag: <ol class="flickity-page-dots">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]/ol[1]
  • Bounding box: x = 0, y = 626, width = 1920, height = 16
  • Reported by Testaro
  • What diagnoses were reported?

• Element 267

  • Tag name: DIV
  • Text: OUR WORK … DONATE TODAY
  • Start tag: <div class="acf-block-hero-slider__background-video">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[2]
  • Bounding box: x = 0, y = 0, width = 1920, height = 706
  • Reported by Testaro
  • What diagnoses were reported?

• Element 270

  • Tag name: DIV
  • Text: [not applicable]
  • Start tag: <div class="acf-block-hero-slider__overlay" style="background-color: rgba( 0, 16, 66, 0.4 )">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[2]/div[1]
  • Bounding box: x = 0, y = 0, width = 1920, height = 706
  • Reported by Testaro
  • What diagnoses were reported?

• Element 269

  • Tag name: SOURCE
  • Text: [not applicable]
  • Start tag: <source src="https://cdn.catf.us/wp-content/uploads/2021/09/21091801/CATF-Web-Header-BG-1.1mbps.mp4" type="video/mp4">
  • XPath: /html/body/div[2]/div[1]/div[1]/div[2]/video[1]/source[1]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 272

  • Tag name: DIV
  • Text: OUR GOAL … EXPLORE OUR WORK
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[2]/div[1]
  • Bounding box: x = 40, y = 818, width = 1840, height = 858
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 286

  • Tag name: DIV
  • Text: Latest updates and news from our experts … VIEW MORE
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[3]/div[1]
  • Bounding box: x = 40, y = 1916, width = 1840, height = 1272
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 361

  • Tag name: DIV
  • Text: OUR APPROACH & GLOBAL REACH … MENA
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[4]/div[1]
  • Bounding box: x = 40, y = 3444, width = 1840, height = 749
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 389

  • Tag name: DIV
  • Text: INTERACTIVE TIMELINE … EXPLORE THE TIMELINE
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[5]/div[1]
  • Bounding box: x = 40, y = 4433, width = 1840, height = 472
  • Reported by Testaro
  • What diagnoses were reported?

• Element 404

  • Tag name: DIV
  • Text: OUR AREAS OF WORK … Transportation Decarbonization
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[6]/div[1]
  • Bounding box: x = 40, y = 5113, width = 1840, height = 798
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 496

  • Tag name: DIV
  • Text: Support our work … Support our work and donate today.
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[7]/div[1]
  • Bounding box: x = 40, y = 6166, width = 1840, height = 217
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 504

  • Tag name: DIV
  • Text: [not applicable]
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[8]/div[1]
  • Bounding box: x = 40, y = 6495, width = 1840, height = 221
  • Reported by Testaro
  • What diagnoses were reported?

• Element 524

  • Tag name: DIV
  • Text: STAY IN THE KNOW … SIGN UP TODAY
  • Start tag: <div class="acf-block-page-section__inner-container normalize-first-last ">
  • XPath: /html/body/div[2]/div[1]/div[9]/div[1]
  • Bounding box: x = 40, y = 6956, width = 1840, height = 171
  • Reported by Testaro
  • What diagnoses were reported?

• Element 653

  • Tag name: DIV
  • Text: × … Go Back
  • Start tag: <div class="dialog-container" id="apm-exit-dialog" aria-hidden="true" data-dialog-exit-urls="[{&quot;url&quot;:&quot;https:\/\/www.catfaction.org&quot;},{&quot;url&quot;:&quot;https:\/\/catfaction.org&quot;}]" aria-labelledby="exit-dialog-title" aria-modal="true" role="dialog">
  • XPath: /html/body/div[3]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 655

  • Tag name: DIV
  • Text: × … Go Back
  • Start tag: <div class="dialog-content" role="document">
  • XPath: /html/body/div[3]/div[2]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 535

  • Tag name: FOOTER
  • Text: Get in touch … Follow us on YouTube
  • Start tag: <footer class="footer has-brand-b-background-color has-brand-white-color has-text-decoration-hover has-no-text-decoration-links has-brand-white-link-color has-brand-white-link-hover-color has-para-x-small-font-size " aria-label="Footer">
  • XPath: /html/body/footer[1]
  • Bounding box: x = 0, y = 7208, width = 1920, height = 725
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?

• Element 104

  • Tag name: HEADER
  • Text: About Us … MENA
  • Start tag: <header class="header-sticky-wrap hide-on-scroll" role="banner" id="header_sticky_wrap">
  • XPath: /html/body/header[1]
  • Bounding box: x = 0, y = 0, width = 1920, height = 0
  • Reported by Testaro
  • What diagnoses were reported?

• Element 108

  • Tag name: A
  • Text: About Us … MENA
  • Start tag: <a href="https://www.catf.us" class="header__logo has-compressed-version" rel="home">
  • XPath: /html/body/header[1]/div[1]/div[1]/a[1]
  • Bounding box: x = 15, y = 60, width = 165, height = 60
  • Reported by Testaro
  • What diagnoses were reported?

• Element 109

  • Tag name: IMG
  • Text: [not applicable]
  • Start tag: <img class="header__logo-image responsive-image" src="https://cdn.catf.us/wp-content/uploads/2021/09/21091839/catf-logo%402x.png" width="360" height="130" alt="Logo: Clean Air Task Force">
  • XPath: /html/body/header[1]/div[1]/div[1]/a[1]/img[1]
  • Bounding box: x = 15, y = 60, width = 165, height = 60
  • Reported by Testaro
  • What diagnoses were reported?

• Element 116

  • Tag name: UL
  • Text: About Us … Search
  • Start tag: <ul id="main_nav" class="header__main-menu is-mobile-slide-down">
  • XPath: /html/body/header[1]/div[1]/div[1]/nav[1]/div[1]/ul[1]
  • Bounding box: x = 192, y = 45, width = 1728, height = 90
  • Reported by Testaro
  • Take me there
  • What diagnoses were reported?