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