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