Kilotest: Diagnoses of sizes attribute invalid violation by HTML element 551 on Jordan Schnitzer Museum of Art at PSU page

Basics

About the Jordan Schnitzer Museum of Art at PSU page

• URL: https://www.pdx.edu/museum-of-art/
• Tested 30 days ago by job 01z on 2026-05-03 at 04:33

About HTML element 551

• Tag name: SOURCE
• Text: [not applicable]
• Start tag: <source srcset="/museum-of-art/sites/museumofart.web.wdt.pdx.edu/files/styles/short_hero_image_medium/public/2021-08/JSMA-Header.png?h=0374f3c2&amp;itok=lTEMWJqU 1x" media="(min-width: 768px)" type="image/png" width="768" height="320">
• XPath: [not obtained]
• Bounding box: x = 0, y = 5855, width = 0, height = 19

About the sizes attribute invalid issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how tools diagnose the sizes attribute invalid issue for HTML element 551 of the Jordan Schnitzer Museum of Art at PSU page.

1. When the srcset attribute has any image candidate string with a width descriptor, the sizes attribute must also be specified.

   Tool: Html Checker API (World Wide Web Consortium)

2. When the srcset attribute has any image candidate string with a width descriptor, the sizes attribute must also be specified.

   Tool: Html Checker API (World Wide Web Consortium)