Make an attempt to make the UI components more ARIA compliant. If some are not possible with out losing functionality then clearly mark them. Helpful links: https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Content_categories#Interactive_content https://developer.mozilla.org/en-US/docs/Learn/Accessibility/What_is_accessibility#Accessibility_APIs https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA
Make an attempt to make the UI components more ARIA compliant. If some are not possible with out losing functionality then clearly mark them.
Helpful links:
https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Content_categories#Interactive_content
https://developer.mozilla.org/en-US/docs/Learn/Accessibility/What_is_accessibility#Accessibility_APIs
https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA