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