Revert "Minor CSS fix for our user documentation (for Internet Explorer 10)."
Revert "Minor CSS fix for our user documentation (for Internet Explorer 10)."

This reverts commit d929590ef376703e4c0fddf25fae74ba20bd580d.

Fairly/opencor,Fairly/opencor,mirams/opencor,Fairly/opencor,mirams/opencor,Fairly/opencor,mirams/opencor,mirams/opencor,mirams/opencor,Fairly/opencor