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