Kilotest: Violations of z-index not zero issue for Virtual Science Teachers page

Basics

About the page

• URL: https://virtualscienceteachers.org/
• Tested 2 days ago on 2026-10-07 at 23:08 by job 261007T2305-1s9
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1118
  • Violators: 496
  • Issues: 47
• 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: 16
• Violators: 16

Violators

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

• Element 760

  • Tag name: DIV
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <div class="elementor-main-swiper swiper swiper-initialized swiper-horizontal swiper-pointer-events" role="region" aria-roledescription="carousel" aria-label="Slides">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]
  • Bounding box: x = 635, y = 3063, width = 649, height = 261
  • Reported by Testaro
  • What diagnoses were reported?

• Element 761

  • Tag name: DIV
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <div class="swiper-wrapper" id="swiper-wrapper-4d3089063ef89107d" aria-live="polite" style="cursor: grab; transition-duration: 0ms; transform: translate3d(-659px, 0px, 0px);">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[1]
  • Bounding box: x = -24, y = 3063, width = 649, height = 221
  • Reported by Testaro
  • What diagnoses were reported?

• Element 874

  • Tag name: DIV
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <div class="elementor-swiper-button elementor-swiper-button-prev" role="button" tabindex="0" aria-label="Previous slide" aria-controls="swiper-wrapper-4d3089063ef89107d">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[2]
  • Bounding box: x = 587, y = 3163, width = 20, height = 20
  • Reported by Testaro
  • What diagnoses were reported?

• Element 877

  • Tag name: DIV
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <div class="elementor-swiper-button elementor-swiper-button-next" role="button" tabindex="0" aria-label="Next slide" aria-controls="swiper-wrapper-4d3089063ef89107d">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[3]
  • Bounding box: x = 1313, y = 3163, width = 20, height = 20
  • Reported by Testaro
  • What diagnoses were reported?

• Element 880

  • Tag name: DIV
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <div class="swiper-pagination swiper-pagination-clickable swiper-pagination-bullets swiper-pagination-horizontal">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[4]
  • Bounding box: x = 577, y = 3292, width = 766, height = 27
  • Reported by Testaro
  • What diagnoses were reported?

• Element 895

  • Tag name: SPAN
  • Text: "My students are very engaged while completing these activities. There's less non-academic talking and more on task communication among students." … Middle School Teacher
  • Start tag: <span class="swiper-notification" aria-live="assertive" aria-atomic="true">
  • XPath: /html/body/div[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/span[1]
  • Bounding box: x = 577, y = 3063, width = 0, height = 0
  • Reported by Testaro
  • What diagnoses were reported?

• Element 1070

  • Tag name: UL
  • Text: Contact & PD … Privacy
  • Start tag: <ul id="menu-1-56c3043" class="elementor-nav-menu" data-smartmenus-id="17914144329542449">
  • XPath: /html/body/div[1]/footer[1]/div[1]/div[1]/div[1]/div[1]/nav[1]/ul[1]
  • Bounding box: x = 624, y = 5033, width = 673, height = 46
  • Reported by Testaro
  • What diagnoses were reported?

• Element 1087

  • Tag name: UL
  • Text: Contact & PD … Privacy
  • Start tag: <ul id="menu-2-56c3043" class="elementor-nav-menu" data-smartmenus-id="17914144329540957">
  • XPath: /html/body/div[1]/footer[1]/div[1]/div[1]/div[1]/div[1]/nav[2]/ul[1]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 79

  • Tag name: HEADER
  • Text: Home … Search
  • Start tag: <header data-particle_enable="false" data-particle-mobile-disabled="false" class="elementor-section elementor-top-section elementor-element elementor-element-a3bdbcf elementor-section-full_width elementor-section-height-min-height elementor-section-content-middle elementor-section-stretched elementor-section-height-default elementor-section-items-middle elementor-sticky elementor-sticky--effects elementor-sticky--active elementor-section--handles-inside" data-id="a3bdbcf" data-element_type="section" data-e-type="section" data-settings="{&quot;background_background&quot;:&quot;classic&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;stretch_section&quot;:&quot;section-stretched&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;laptop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}" style="position: fixed; margin-top: 0px; margin-bottom: 0px; top: 0px; width: 1920px; left: 0px;">
  • XPath: /html/body/div[1]/header[1]/header[1]
  • Bounding box: x = 0, y = 0, width = 1920, height = 80
  • Reported by Testaro
  • What diagnoses were reported?

• Element 92

  • Tag name: UL
  • Text: Home … Search
  • Start tag: <ul id="menu-1-1dc86c95" class="elementor-nav-menu" data-smartmenus-id="179141443293725">
  • XPath: /html/body/div[1]/header[1]/header[1]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[1]/ul[1]
  • Bounding box: x = 827, y = 26, width = 995, height = 28
  • Reported by Testaro
  • What diagnoses were reported?

• Element 222

  • Tag name: NAV
  • Text: Home … Search
  • Start tag: <nav class="elementor-nav-menu--dropdown elementor-nav-menu__container" aria-hidden="true" style="top: 39.2031px; width: 1920px; left: 0px;">
  • XPath: /html/body/div[1]/header[1]/header[1]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[2]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 223

  • Tag name: UL
  • Text: Home … Search
  • Start tag: <ul id="menu-2-1dc86c95" class="elementor-nav-menu" data-smartmenus-id="17914144329388425">
  • XPath: /html/body/div[1]/header[1]/header[1]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[2]/ul[1]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 348

  • Tag name: HEADER
  • Text: Home … Search
  • Start tag: <header data-particle_enable="false" data-particle-mobile-disabled="false" class="elementor-section elementor-top-section elementor-element elementor-element-a3bdbcf elementor-section-full_width elementor-section-height-min-height elementor-section-content-middle elementor-section-stretched elementor-section-height-default elementor-section-items-middle elementor-sticky elementor-sticky--effects elementor-sticky__spacer" data-id="a3bdbcf" data-element_type="section" data-e-type="section" data-settings="{&quot;background_background&quot;:&quot;classic&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;stretch_section&quot;:&quot;section-stretched&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;laptop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}" style="left: 0px; visibility: hidden; transition: none; animation: auto ease 0s 1 normal none running none;">
  • XPath: /html/body/div[1]/header[1]/header[2]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 361

  • Tag name: UL
  • Text: [not applicable]
  • Start tag: <ul id="menu-1-1dc86c95" class="elementor-nav-menu" data-smartmenus-id="179141443293725">
  • XPath: /html/body/div[1]/header[1]/header[2]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[1]/ul[1]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 491

  • Tag name: NAV
  • Text: Home … Search
  • Start tag: <nav class="elementor-nav-menu--dropdown elementor-nav-menu__container" aria-hidden="true" style="top: 35px; width: 1px; left: -0.5px;">
  • XPath: /html/body/div[1]/header[1]/header[2]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[2]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?

• Element 492

  • Tag name: UL
  • Text: Home … Search
  • Start tag: <ul id="menu-2-1dc86c95" class="elementor-nav-menu" data-smartmenus-id="17914144329388425">
  • XPath: /html/body/div[1]/header[1]/header[2]/div[1]/div[2]/div[1]/div[1]/div[1]/nav[2]/ul[1]
  • Bounding box: [not obtained]
  • Reported by Testaro
  • What diagnoses were reported?