| Compliance to these criteria is measured in three levels: A, AA, or AAA | Press esc, or click the close the button to close this dialog box |
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| Work is being done to make the system fully compliant with this level | This certifies it as a stable and referenceable technical standard |
| 0 as the accessibility standard for all its related web development and services | |
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| 0 contains 12 guidelines organized under 4 principles: Perceivable, Operable, Understandable, and Robust POUR for short | 0 is also an international standard, ISO 40500 |