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