Element button pseudo-class :active generated with overflow hidden margin 0px transform font-size 16px cursor default padding 20px width 160px background font-weight normal transition float none z-index auto height auto position static border 0px rgba(0,0,0,1) solid line-height 1 box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius display block text-shadow 1px 1px 1px rgba(0,0,0,0.2)