Element block pseudo-class :active generated with transform margin 4px font-weight normal background position relative box-sizing border-box border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden cursor default font-size 16px padding 20px display inline-block height auto border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition z-index auto float none line-height 1 width 157px