Description of the problem:

View variables in dark mode text is white and not easily visible

How reproducible: 100%

Steps to reproduce:

1. deploy orch 1.5 

2. run mta workflow 

3. make sure browser is in dark theme mode and click view variables, observe the text is white on a white background

Actual results:

White text on white background

Expected results:

Probably black text on the white background would be best