.#{$ns}Button {
  display: inline-block;
  font-weight: $Button-fontWeight;
  text-align: center;
  vertical-align: middle;
  user-select: none;
  background-color: transparent;
  border: $Button-borderWidth solid transparent;
  transition: $Button-transition;
  white-space: nowrap;

  @if $Button-mimWidth !=auto {
    min-width: $Button-mimWidth;
  }

  @include button-size(
    $Button-paddingY,
    $Button-paddingX,
    $Button-fontSize,
    $Button-lineHeight,
    $Button-borderRadius,
    $Button-height
  );

  @include hover-focus {
    color: $text-color;
    text-decoration: none;
  }

  &:focus,
  &.focus {
    outline: 0;
    box-shadow: $Button-onFocus-boxShadow;
  }

  &.is-disabled,
  &:disabled {
    opacity: $Button-onDisabled-opacity;
    box-shadow: none;
    pointer-events: none;
    border-color: $Button-onDisabled-borderColor;

    @if variable-exists(Button-onDisabled-bg) {
      background-color: $Button-onDisabled-bg;
    }

    @if variable-exists(Button-onDisabled-color) {
      color: $Button-onDisabled-color !important;
    }

    &.is-active,
    &:active {
      @if variable-exists(Button-onDisabledActive-bg) {
        background-color: $Button-onDisabledActive-bg !important;
      }
    }
  }

  &:not(:disabled):not(.is-disabled) {
    cursor: pointer;
  }

  &:not(:disabled):not(.is-disabled):active,
  &:not(:disabled):not(.is-disabled).is-active {
    box-shadow: $Button-onActive-boxShadow;

    &:focus {
      box-shadow: $Button-onActive-boxShadow;
    }
  }

  > .pull-left,
  > .pull-right {
    line-height: inherit;
  }

  > .fa,
  > .iconfont,
  > .glyphicon {
    font-size: inherit;
  }
}

a.#{$ns}Button.is-disabled,
fieldset:disabled a.#{$ns}Button {
  pointer-events: none;
}

.#{$ns}Button--primary {
  @include button-variant(
    $Button--primary-bg,
    $Button--primary-border,
    $Button--primary-color,
    $Button--primary-onHover-bg,
    $Button--primary-onHover-border,
    $Button--primary-onHover-color,
    $Button--primary-onActive-bg,
    $Button--primary-onActive-border,
    $Button--primary-onActive-color
  );
}

.#{$ns}Button--secondary {
  @include button-variant(
    $Button--secondary-bg,
    $Button--secondary-border,
    $Button--secondary-color,
    $Button--secondary-onHover-bg,
    $Button--secondary-onHover-border,
    $Button--secondary-onHover-color,
    $Button--secondary-onActive-bg,
    $Button--secondary-onActive-border,
    $Button--secondary-onActive-color
  );
}

.#{$ns}Button--success {
  @include button-variant(
    $Button--success-bg,
    $Button--success-border,
    $Button--success-color,
    $Button--success-onHover-bg,
    $Button--success-onHover-border,
    $Button--success-onHover-color,
    $Button--success-onActive-bg,
    $Button--success-onActive-border,
    $Button--success-onActive-color
  );
}

.#{$ns}Button--info {
  @include button-variant(
    $Button--info-bg,
    $Button--info-border,
    $Button--info-color,
    $Button--info-onHover-bg,
    $Button--info-onHover-border,
    $Button--info-onHover-color,
    $Button--info-onActive-bg,
    $Button--info-onActive-border,
    $Button--info-onActive-color
  );
}

.#{$ns}Button--warning {
  @include button-variant(
    $Button--warning-bg,
    $Button--warning-border,
    $Button--warning-color,
    $Button--warning-onHover-bg,
    $Button--warning-onHover-border,
    $Button--warning-onHover-color,
    $Button--warning-onActive-bg,
    $Button--warning-onActive-border,
    $Button--warning-onActive-color
  );
}

.#{$ns}Button--danger {
  @include button-variant(
    $Button--danger-bg,
    $Button--danger-border,
    $Button--danger-color,
    $Button--danger-onHover-bg,
    $Button--danger-onHover-border,
    $Button--danger-onHover-color,
    $Button--danger-onActive-bg,
    $Button--danger-onActive-border,
    $Button--danger-onActive-color
  );
}

.#{$ns}Button--light {
  @include button-variant(
    $Button--light-bg,
    $Button--light-border,
    $Button--light-color,
    $Button--light-onHover-bg,
    $Button--light-onHover-border,
    $Button--light-onHover-color,
    $Button--light-onActive-bg,
    $Button--light-onActive-border,
    $Button--light-onActive-color
  );
}

.#{$ns}Button--dark {
  @include button-variant(
    $Button--dark-bg,
    $Button--dark-border,
    $Button--dark-color,
    $Button--dark-onHover-bg,
    $Button--dark-onHover-border,
    $Button--dark-onHover-color,
    $Button--dark-onActive-bg,
    $Button--dark-onActive-border,
    $Button--dark-onActive-color
  );
}

.#{$ns}Button--default {
  @include button-variant(
    $Button--default-bg,
    $Button--default-border,
    $Button--default-color,
    $Button--default-onHover-bg,
    $Button--default-onHover-border,
    $Button--default-onHover-color,
    $Button--default-onActive-bg,
    $Button--default-onActive-border,
    $Button--default-onActive-color
  );
}

.#{$ns}Button--xs {
  @include button-size(
    $Button--xs-paddingY,
    $Button--xs-paddingX,
    $Button--xs-fontSize,
    $Button--xs-lineHeight,
    $Button--sm-borderRadius,
    $Button--xs-height
  );

  &.#{$ns}Button--iconOnly {
    min-width: $Button--xs-height * $Button--iconOnly-minWidthRate;
  }
}

.#{$ns}Button--sm {
  @include button-size(
    $Button--sm-paddingY,
    $Button--sm-paddingX,
    $Button--sm-fontSize,
    $Button--sm-lineHeight,
    $Button--sm-borderRadius,
    $Button--sm-height
  );

  &.#{$ns}Button--iconOnly {
    min-width: $Button--sm-height * $Button--iconOnly-minWidthRate;
  }
}

.#{$ns}Button--md {
  @include button-size(
    $Button--md-paddingY,
    $Button--md-paddingX,
    $Button--md-fontSize,
    $Button--md-lineHeight,
    $Button-borderRadius,
    $Button--md-height
  );

  &.#{$ns}Button--iconOnly {
    min-width: $Button--md-height * $Button--iconOnly-minWidthRate;
  }
}

.#{$ns}Button--lg {
  @include button-size(
    $Button--lg-paddingY,
    $Button--lg-paddingX,
    $Button--lg-fontSize,
    $Button--lg-lineHeight,
    $Button--lg-borderRadius,
    $Button--lg-height
  );

  &.#{$ns}Button--iconOnly {
    min-width: $Button--lg-height * $Button--iconOnly-minWidthRate;
  }
}

.#{$ns}Button--iconOnly {
  min-width: $Button-height * $Button--iconOnly-minWidthRate;

  &:not(.#{$ns}Button--link) {
    > svg.icon {
      width: px2rem(14px);
      height: px2rem(14px);
      top: px2rem(2px);
    }

    > .fa,
    > .iconfont {
      font-size: $fontSizeMd;
    }

    > .iconfont {
      line-height: 1;
    }
  }
}

.#{$ns}Button--link {
  width: auto;
  min-width: auto;
  font-weight: $fontWeightNormal;
  color: $Button--link-color;
  text-decoration: $link-decoration;
  border: none;
  padding-top: 0;
  padding-bottom: 0;
  height: auto;

  @include hover-focus {
    color: $Button--link-onHover-color;
    text-decoration: $link-onHover-decoration;
    box-shadow: none;
  }

  &:disabled,
  &.is-disabled {
    color: $text--muted-color;
    pointer-events: none;
    background-color: transparent;
  }
}

.#{$ns}Button--block {
  display: block;
  width: 100%;

  + .#{$ns}Button--block {
    margin-top: $gap-base;
  }
}

input[type='submit'],
input[type='reset'],
input[type='button'] {
  &.#{$ns}Button--block {
    width: 100%;
  }
}

.#{$ns}ButtonToolbar {
  margin-left: px2rem(-5px);
  margin-top: px2rem(-5px);

  > .#{$ns}Button {
    margin-left: px2rem(5px);
    margin-top: px2rem(5px);
  }
}

.#{$ns}Button--disabled-wrap {
  display: inline-block !important;
}