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