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