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