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