Element block pseudo-class :active generated with transform transition line-height 1 border-radius box-shadow 0px 1px 1px rgba(104,43,43,0.3) overflow hidden position static box-sizing content-box width 160px background margin 0px height auto padding 20px cursor default z-index auto float none font-size 20px display block font-weight bold text-shadow 1px 1px 0px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid