applied a class on overlay elements, use CSS to define backgroundColor and opacity
applied a class on overlay elements, use CSS to define backgroundColor and opacity

GerHobbelt/hallo,roryok/hallo-winrt,cesarmarinhorj/hallo,bergie/hallo,CodericSandbox/hallo,pazof/hallo,bergie/hallo,Ninir/hallo,iacdingping/hallo,GerHobbelt/hallo,roryok/hallo-winrt,iacdingping/hallo,CodericSandbox/hallo,cesarmarinhorj/hallo,pazof/hallo