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