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