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