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