Description of the problem:
The fields in the Details box of a workflow instance are to close together, and are in the middle of lots of empty space:
 

How reproducible: 100%

Steps to reproduce:

1. Deploy orchestrator with v 1.2.0-rc5

2. Deploy a workflow and navigate to instance screen.

Actual results: Lots of empty space in the details box.

Expected results:
Box should be smaller or fields more spread out to fill the space.