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