openecomp-ui/resources/scss/bootstrap/mixins/_buttons.scss

// Button variants
//
// Easily pump out default styles, as well as :hover, :focus, :active,
// and disabled options for all buttons

@mixin button-variant($color, $background, $border) {
  color: $color;
  background-color: $background;
  border-color: $border;

  &:focus,
  &.focus {
	color: $color;
	background-color: darken($background, 10%);
	border-color: darken($border, 25%);
  }
  &:hover {
	color: $color;
	background-color: darken($background, 10%);
	border-color: darken($border, 12%);
  }
  &:active,
  &.active,
  .open > &.dropdown-toggle {
	color: $color;
	background-color: darken($background, 10%);
	border-color: darken($border, 12%);

	&:hover,
	&:focus,
	&.focus {
	  color: $color;
	  background-color: darken($background, 17%);
	  border-color: darken($border, 25%);
	}
  }
  &:active,
  &.active,
  .open > &.dropdown-toggle {
	background-image: none;
  }
  &.disabled,
  &[disabled],
  fieldset[disabled] & {
	&,
	&:hover,
	&:focus,
	&.focus,
	&:active,
	&.active {
	  background-color: $background;
	  border-color: $border;
	}
  }

  .badge {
	color: $background;
	background-color: $color;
  }
}

// Button sizes
@mixin button-size($padding-vertical, $padding-horizontal, $font-size, $line-height, $border-radius) {
  padding: $padding-vertical $padding-horizontal;
  font-size: $font-size;
  line-height: $line-height;
  border-radius: $border-radius;
}