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