Visibility collapse
Spec
Setting a row to visibility:collapse changes table height but not width.
B B B B B |
first row |
| aaaa |
| bbbb |
| cccc |
| dddd |
In the bottom table, a row is dynamically collapsed, made visible, and collapsed again.
B B B B B |
first row |
| aaaa |
| bbbb |
| cccc |
| dddd |