Kilotest: Diagnoses of position sticky violation by HTML element 76 on 350 Sacramento page

Here is how tools diagnose the position sticky issue for HTML element 76 of the 350 Sacramento page.

Basics

• About the position sticky issue
  • Why it matters: User may be unable to see needed content or may be forced to scroll in both dimensions
  • Priority: lowest
  • Related WCAG standard: 1.4.10
• About the 350 Sacramento page
  • URL: https://350sacramento.org/
  • Tested on 2026-04-02 at 14:10
• About HTML element 76
  • Take me there
  • Tag name: DIV
  • Text: SIGN UP HERE FOR THE NEWSLETTER! … Donate
  • Start tag: <div id="header-outer" data-has-menu="true" data-has-buttons="no" data-header-button_style="default" data-using-pr-menu="false" data-mobile-fixed="1" data-ptnm="false" data-lhe="animated_underline" data-user-set-bg="#ffffff" data-format="default" data-permanent-transparent="false" data-megamenu-rt="1" data-remove-fixed="0" data-header-resize="0" data-cart="false" data-transparency-option="1" data-box-shadow="none" data-shrink-num="6" data-using-secondary="1" data-using-logo="1" data-logo-height="75" data-m-logo-height="50" data-padding="10" data-full-width="false" data-condense="false" data-transparent-header="true" data-transparent-shadow-helper="false" data-remove-border="true" class="transparent">
  • XPath: /html/body/div[1]/div[1]/div[3]
  • Bounding box: x = 0, y = 0, width = 1920, height = 137

Diagnoses

1. This element has "position: fixed". This may require scrolling in two dimensions, which is considered a failure of this Success Criterion.

   Tool: HTML CodeSniffer (Squiz Labs)

   Rule: W-WCAG2AAA.Principle1.Guideline1_4.1_4_10.C32,C31,C33,C38,SCR34,G206