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