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