css: Fix text-decoration-line support
This property needs to be treated as flags, not as enum, since it should be possible to specify more than one value, e.g.
text-decoration-line: underline overline;
Tests included.
Fixes: #3621 (closed)
This property needs to be treated as flags, not as enum, since it should be possible to specify more than one value, e.g.
text-decoration-line: underline overline;
Tests included.
Fixes: #3621 (closed)