Texas Health and Human Services

HHS Accessibility Center

HTML Elements Acid Tests

The HTML SpecificationExternal site

Note: All elements on the linked acid test pages are unstyled (unless otherwise noted) and will render according to the user's browser settings.

Document

Document Metadata

Sectioning

Heading Elements

Warning: Although it is included in the HTML Specification, the <hgroup> element should not be used because no assistive technology supports it, and as a result, it has a detrimental effect on assistance for headings placed within it.

Grouping Content

Lists

Text-level Semantics

Ruby Annotations

Edits

Embedded Content

Tabular Data

Forms

Interactives

Scripting