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