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