@function get-color-theme($color) {

@if lightness($color) < 15% {
  @return "dark";
} @else {
  @return "light";
}

}

@function breakpoint-infix($name, $breakpoints: default) {

@if $breakpoints == default {
  $breakpoints: $responsive;
}
$min: map-get($breakpoints, $name);
@return if($min != 0, "#{$name}-", "");

}