1[{"id":"html-has-lang","impact":"serious","tags":["cat.language","wcag2a","wcag311","ACT"],"description":"Ensures every HTML document has a lang attribute","help":"<html> element must have a lang attribute","helpUrl":"https://dequeuniversity.com/rules/axe/4.5/html-has-lang?application=axeAPI","nodes":[{"any":[{"id":"has-lang","data":{"messageKey":"noLang"},"relatedNodes":[],"impact":"serious","message":"The <html> element does not have a lang attribute"}],"all":[],"none":[],"impact":"serious","html":"<html>","target":["html"],"failureSummary":"Fix any of the following:\n The <html> element does not have a lang attribute"}]},{"id":"landmark-one-main","impact":"moderate","tags":["cat.semantics","best-practice"],"description":"Ensures the document has a main landmark","help":"Document should have one main landmark","helpUrl":"https://dequeuniversity.com/rules/axe/4.5/landmark-one-main?application=axeAPI","nodes":[{"any":[],"all":[{"id":"page-has-main","data":null,"relatedNodes":[],"impact":"moderate","message":"Document does not have a main landmark"}],"none":[],"impact":"moderate","html":"<html>","target":["html"],"failureSummary":"Fix all of the following:\n Document does not have a main landmark"}]},{"id":"region","impact":"moderate","tags":["cat.keyboard","best-practice"],"description":"Ensures all page content is contained by landmarks","help":"All page content should be contained by landmarks","helpUrl":"https://dequeuniversity.com/rules/axe/4.5/region?application=axeAPI","nodes":[{"any":[{"id":"region","data":{"isIframe":false},"relatedNodes":[],"impact":"moderate","message":"Some page content is not contained by landmarks"}],"all":[],"none":[],"impact":"moderate","html":"<div>\n <h1>Example Domain</h1>\n <p>This domain is for use in illustrative examples in documents. You may use this\n domain in literature without prior coordination or asking for permission.</p>\n <p><a href=\"https://www.iana.org/domains/example\">More information...</a></p>\n</div>","target":["div"],"failureSummary":"Fix any of the following:\n Some page content is not contained by landmarks"}]}]