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