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