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