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