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