.white {
  background-color : white;
}

.black {
  background-color : black;
}

.bg_dark {
  background-color : #d8860a;
}

.bg_medium {
  background-color : #efb240;
}

.bg_light {
  background-color : #f7ca88;
}

.alt_bg_dark {
  background-color : #066fa0;
}

.alt_bg_medium {
  background-color : #2794d8;
}

.alt_bg_light {
  background-color : #5fb0d8;
}