.bd-yellow-100 {
  color:#000;
  background-color:#fff3cd
}
.bd-yellow-200 {
  color:#000;
  background-color:#ffe69c
}
.bd-yellow-300 {
  color:#000;
  background-color:#ffda6a
}
.bd-yellow-400 {
  color:#000;
  background-color:#ffcd39
}
.bd-yellow-500 {
  color:#000;
  background-color:#ffc107
}
.bd-yellow-600 {
  color:#000;
  background-color:#cc9a06
}
.bd-yellow-700 {
  color:#000;
  background-color:#997404
}
.bd-yellow-800 {
  color:#fff;
  background-color:#664d03
}
.bd-yellow-900 {
  color:#fff;
  background-color:#332701
}