twbs--bootstrap/scss/utilities/_background.scss

@each $color, $value in $theme-colors {
  @include bg-variant('.bg-#{$color}', $value);
}

.bg-transparent { background-color: transparent !important; }
remove - vars, update docs to generate from data yml files, update mixins, and generate card, button, bg, and color classes from the sass map 2017-06-18 05:57:16 -04:00			`@each $color, $value in $theme-colors {`
			`@include bg-variant('.bg-#{$color}', $value);`
			`}`
add a bg-transparent to override bgs 2017-06-30 17:46:06 -04:00
			`.bg-transparent { background-color: transparent !important; }`