@mixin progress-bar-size($underlay-size, $overlay-size, $font-size, $corner) {
  #{$progress-prefix}-line-underlay {
    border-radius: $corner;
    height: $underlay-size;
    overflow: hidden;
  }
  #{$progress-prefix}-line-overlay {
    height: $overlay-size;
    border-radius: $corner;
    top: 50%;
    margin-top: -$overlay-size/2;
  }
  #{$progress-prefix}-line-text {
    font-size: $font-size;
    line-height: $underlay-size;
  }
}

@mixin progress-circle-size($size, $font-size) {
  width: $size;
  height: $size;
  font-size: $font-size;
}