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