Pipeline duration background color is wrong

Summary

Duration color is dark gray in the pipelines:

Steps to reproduce

Visit Pipelines page

e.g. http://localhost:3001/root/autodevops-deploy/pipelines

What is the current bug behavior?

The background color of durations is gray

What is the expected correct behavior?

The background color of durations is white

Possible fixes

Seems some css styles leaked into, they could be more general