This is a work in progress. Table showing all html5 elements showing which are new and there aria roles
| Element | HTML4 | Category | Description | Role |
|---|---|---|---|---|
| a | updated | flow content | Can now contain block level elements | link |
| aside | new | section | A sidebar of related content | complementary |
| div | old | flow content | A block level element that has no special meaning at all. | |
| nav | new | section | A section with navigation links | navigation |