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

This reverts commit e67a849b61fec3ec653a406dc1ebe9eafabe973c.

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