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