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