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