You should never edit the parent theme’s files. You’ll lose your modifications on theme update. Use child theme instead. Or, you can put your Custom CSS codes in Graphene Options –> Display –> Custom CSS.
This free Support Forum relies on contributions from our support staffs and fellow Graphene themes users. While we endeavour to provide adequate and timely support, due to its voluntary nature responses are not guaranteed and may be delayed.
If you require urgent assistance, you may like to consider our Priority Support option.