the 2nd tab in the inner tabbox disappears (invisible)
the 2nd tab in the inner tabbox is visible)
- the inner tabbox style is affected by outer tabbox
- A side effect of
.z-tabbox-top .z-tab affects every tab inside the Tabbox.
- this bug happened before, see
ZK-2100. It's better to conclude a principle to avoid happening again, e.g. use more specific selector for container and layout components. Because they all could be nested.