This appendix is informative.
This Appendix describes the differences between XHTML 1.2 and XHTML 1.1.
The differences can be summarized as follows:
access
element [ACCESS] has been added to the content model for head
.implements
attribute [IMPLEMENTS] has been added to the script
element.inputmode
attribute has been brought in from XHTML Basic 1.1 [XHTMLBASIC].lang
attribute has been re-introduced (it was omitted from XHTML 1.1).target
attribute has been re-introduced (it was omitted from XHTML 1.1).role
attribute [ROLE] has been added on every element.