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