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