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