Element block pseudo-class :active generated with overflow hidden margin 0px border-radius font-size 16px float none box-sizing content-box background padding 20px border 10px rgba(0,0,0,1) double box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto transform width 160px font-weight normal transition cursor default position static display block line-height 1 z-index auto