# Axe: Keyboard (`keyboard`) `axe/keyboard` contains accessibility rules from the axe keyboard category. See the ["Can the hint be configured?"][can configure] section of `hint-axe` for examples of enabling, disabling, and changing the severity of individual rules. ## Default rules (WCAG 2.1 Level A and Level AA) * [Page must have means to bypass repeated blocks][bypass] (bypass) * [Frames with focusable content must not have tabindex=-1][frame-focusable-content] (frame-focusable-content) * [Interactive controls must not be nested][nested-interactive] (nested-interactive) * [Scrollable region must have keyboard access][scrollable-region-focusable] (scrollable-region-focusable) ## Additional rules (off by default) * [accesskey attribute value should be unique][accesskeys] (accesskeys) * [Elements in the focus order should have an appropriate role][focus-order-semantics] (focus-order-semantics) * [All page content should be contained by landmarks][region] (region) * [The skip-link target should exist and be focusable][skip-link] (skip-link) * [Elements should not have tabindex greater than zero][tabindex] (tabindex) [can configure]: https://webhint.io/docs/user-guide/hints/hint-axe/#can-the-hint-be-configured [accesskeys]: https://dequeuniversity.com/rules/axe/4.4/accesskeys [bypass]: https://dequeuniversity.com/rules/axe/4.4/bypass [focus-order-semantics]: https://dequeuniversity.com/rules/axe/4.4/focus-order-semantics [frame-focusable-content]: https://dequeuniversity.com/rules/axe/4.4/frame-focusable-content [nested-interactive]: https://dequeuniversity.com/rules/axe/4.4/nested-interactive [region]: https://dequeuniversity.com/rules/axe/4.4/region [scrollable-region-focusable]: https://dequeuniversity.com/rules/axe/4.4/scrollable-region-focusable [skip-link]: https://dequeuniversity.com/rules/axe/4.4/skip-link [tabindex]: https://dequeuniversity.com/rules/axe/4.4/tabindex