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