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