Robuta

https://lists.w3.org/Archives/Public/public-pfwg/2014Apr/0120.html ACTION-1294: Add posinset and setsize to menuitem, menuitemradio, menuitemcheckbox, tab, etc. from... https://a11ysupport.io/tech/aria/menuitemcheckbox_role menuitemcheckbox_role (aria) | Accessibility Support role aria accessibility support