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