Why Keyboard Users Can’t Scroll Your Overflow Containers
When a keyboard user Tabs into the table, its focus lands on a cell. Then they press the arrow keys to read across the row but nothing happens. Your screen reader users never noticed because they navigate the accessibility tree, not the scroll container.
Why Keyboard Users Can’t Scroll Your Overflow Containers originally handwritten and published with love on CSS-Tricks. You should really get the newsletter as well.