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