ant-design/style/components/inputNumber.less

@input-number-prefix-cls: ant-input-number;

@import "../mixins/iconfont";
@import "../mixins/input";

.handler-disabled() {
  opacity: 0.72;
  color: #ccc !important;
  cursor: default;
  &:hover {
    color: #ccc;
    cursor: default;
  }
}

.@{input-number-prefix-cls} {
  .input();
  margin: 0;
  padding: 0;
  line-height: 28px;
  font-size: 12px;
  height: 28px;
  display: inline-block;
  vertical-align: middle;
  border: 1px solid @border-color-base;
  border-radius: @border-radius-base;
  overflow: hidden;
  width: 90px;

  &-handler {
    text-align: center;
    line-height: 0;
    height: 14px;
    overflow: hidden;
    color: #999;
    position: relative;
    transition: all 0.1s linear;
    display: block;
    width: 100%;
    &:hover {
      background: #fefefe;
    }
    &:hover &-up-inner,
    &:hover &-down-inner {
      color: tint(@primary-color, 20%);
    }
  }

  &-handler-up-inner,
  &-handler-down-inner {
    .iconfont-mixin();
    line-height: 12px;
    user-select: none;
    position: absolute;
    width: 12px;
    height: 12px;
    transition: all 0.1s linear;
    .iconfont-size-under-12px(7px);
    right: 4px;
    color: #999;
  }

  &:hover {
    .hover();
  }

  &-focused {
    .active();
  }

  &-disabled {
    .disabled();
  }

  &-input-wrap {
    overflow: hidden;
    height: 28px;
  }

  &-input {
    width: 100%;
    text-align: left;
    outline: 0;
    -moz-appearance: textfield;
    line-height: 28px;
    height: 28px;
    transition: all 0.3s linear;
    color: #666;
    border: 0;
    border-radius: @border-radius-base;
    padding: 0 7px;

    &[disabled] {
      .disabled();
    }
  }

  &-lg {
    padding: 0;
    .@{input-number-prefix-cls}-handler-wrap {
      height: 32px;
    }
    .@{input-number-prefix-cls}-input-wrap {
      height: 32px;
    }
    .@{input-number-prefix-cls}-handler {
      height: 16px;
    }

    input {
      height: 32px;
      line-height: 32px;
    }

    .@{input-number-prefix-cls}-handler-up-inner {
      top: 2px;
    }
    .@{input-number-prefix-cls}-handler-down-inner {
      bottom: 2px;
    }
    .@{input-number-prefix-cls}-handler-up:hover {
      height: 18px;
    }
  }

  &-sm {
    padding: 0;
    .@{input-number-prefix-cls}-handler-wrap {
      height: 22px;
    }
    .@{input-number-prefix-cls}-input-wrap {
      height: 22px;
      overflow: hidden;
      position: relative;
    }
    .@{input-number-prefix-cls}-handler {
      height: 11px;
    }

    input {
      height: 22px;
      line-height: 22px;
      position: absolute;
      top: 0;
    }
    .@{input-number-prefix-cls}-handler-up-inner {
      top: -1px;
    }
    .@{input-number-prefix-cls}-handler-down-inner {
      bottom: -1px;
    }
    .@{input-number-prefix-cls}-handler-up:hover {
      height: 13px;
    }
    .@{input-number-prefix-cls}-handler-down:hover .@{input-number-prefix-cls}-handler-down-inner {
      bottom: 4px;
    }
  }

  &-handler-wrap {
    border-left: 1px solid @border-color-base;
    width: 22px;
    height: 28px;
    background: #fff;
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0;
    transition: opacity 0.24s linear 0.1s;
  }

  &:hover &-handler-wrap {
    opacity: 1;
  }

  &-handler-up {
    cursor: pointer;
    &-inner {
      top: 1px;
      &:before {
        text-align: center;
        content: "\e602";
      }
    }
    &:hover {
      height: 16px;
    }
    &:hover &-inner {
      margin-top: 2px;
    }
  }

  &-handler-down {
    border-top: 1px solid @border-color-base;
    top: -1px;
    cursor: pointer;
    &-inner {
      &:before {
        text-align: center;
        content: "\e603";
      }
    }
    &:hover {
      height: 16px;
      margin-top: -2px;
    }
  }

  &-handler-down-disabled,
  &-handler-up-disabled,
  &-disabled {
    .@{input-number-prefix-cls}-handler-down-inner,
    .@{input-number-prefix-cls}-handler-up-inner {
      .handler-disabled();
    }
  }

  &-disabled {
    .@{input-number-prefix-cls}-input {
      opacity: 0.72;
      cursor: not-allowed;
      background-color: #f3f3f3;
    }
    .@{input-number-prefix-cls}-handler-wrap {
      display: none;
    }
    .@{input-number-prefix-cls}-handler {
      .handler-disabled();
    }
  }
}