// text-align ta
$text-align : (
  ( vals: (
    'l' : left,
    'c' : center,
    'r' : right,
  ),),
  ( vals: (
    'l' : left,
    'c': center,
    'r': right,
  ), bp: $bp-800w-mx,),
  ( vals: (
    'l' : left,
    'c': center,
    'r': right,
  ), bp: $bp-600w-mx,),
);