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