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