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