Description of problem:
A Firefox only issue it seems. When selecting any node/group on the Topology page, the backgrounds of all the labels and nodes go transparent.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Navigate to Topology with at least 1 node (ideally in a group)
2. Select the node or group
All the backgrounds of the nodes and labels disappear.
Backgrounds of the labels and nodes to be visible while selected.
*** This bug has been marked as a duplicate of bug 1828844 ***