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