.@{btn-prefix-cls} {
  min-width: 72px;
  &-long {
    min-width: auto;
  }
}

.btn-size(@size) {
  @size-type: ~'size-@{size}';
  @size-height: ~'btn-size-@{size}-height';
  @bsp: ~'btn-@{size-type}-padding-horizontal';
  @bsf: ~'btn-@{size-type}-font-size';
  @bss: ~'btn-@{size-type}-icon-spacing';

  .@{btn-prefix-cls}-@{size-type}.@{btn-prefix-cls}-only-icon {
    min-width: auto;
  }

  .@{btn-prefix-cls}-@{size-type}.@{btn-prefix-cls}-shape-circle {
    min-width: auto;
  }
}

.btn-size(mini);
.btn-size(small);
.btn-size(medium);
.btn-size(large);