Accessibility fixes in DnD

Description

Acceptance criteria

AC1.

  • If a droppable opacity is set to 0, we should not show the background of a droppable in any case.
    At the moment - background is showing when you drop the dropable to a dropzone:


    Can be tested here > https://h5p.org/node/716168

AC2.

  • Icons representing right and wrong answer are not accessible at the moment:


    We should fix this by adding a white circle behind icons. This circle should have a 2px border in the color of the icon. Like so:

AC3.

  • A dropzone should have a meaningful name for a read speaker, at the moment it says "Dropzone x of y" and it does not use "Label" even if it is provided


    Can be tested here > https://h5p.org/node/716168

Acceptance Criteria

None

Assignee

Unassigned

Reporter

Jelena Milinovic

Funding

None

Code reviewer

None

Released

None

Fix versions

Priority

Medium
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