Improved visuals for split message footer buttons
Improved visuals for split message footer buttons

See #2405

Cyperghost/WCF,SoftCreatR/WCF,Cyperghost/WCF,Morik/WCF,WoltLab/WCF,Morik/WCF,Cyperghost/WCF,WoltLab/WCF,SoftCreatR/WCF,SoftCreatR/WCF,WoltLab/WCF,MenesesEvandro/WCF,Cyperghost/WCF,Morik/WCF,Cyperghost/WCF,Morik/WCF,SoftCreatR/WCF,WoltLab/WCF,MenesesEvandro/WCF