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