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