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