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