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