ant-design/style/components/form.less

@import "../mixins/index";

.reset-form();

label {
  position: relative;
  &[required]:before {
    display: inline-block;
    margin-right: 4px;
    content: "*";
    font-family: SimSun;
    font-size: @font-size-base;
    color: @label-required-color;
  }

  > .@{iconfont-css-prefix} {
    vertical-align: top;
    font-size: @font-size-base;
  }
}

// Input styles
.@{css-prefix}input {
  .input;
}

//== Input type: with extra icon
.has-feedback {
  .input-with-icon();
}

//== Style for input-group: input with label, with button or dropdown...
.@{css-prefix}input-group {
  .input-group(~"@{css-prefix}input");
}

// Radio && Checkbox
input[type="radio"],
input[type="checkbox"] {
  &[disabled],
  &.disabled,
  fieldset[disabled] & {
    cursor: @cursor-disabled;
  }
}
// These classes are used directly on <label>s
.@{css-prefix}radio-inline,
.@{css-prefix}radio-vertical,
.@{css-prefix}checkbox-inline,
.@{css-prefix}checkbox-vertical {
  &.disabled,
  fieldset[disabled] & {
    cursor: @cursor-disabled;
  }
}
// These classes are used on elements with <label> descendants
.@{css-prefix}radio,
.@{css-prefix}checkbox {
  &.disabled,
  fieldset[disabled] & {
    label {
      cursor: @cursor-disabled;
    }
  }
}

// Form items
// You should wrap labels and controls in .@{css-prefix}form-item for optimum spacing
.@{css-prefix}form-item {
  font-size: @font-size-base;
  margin-bottom: @form-item-margin-bottom;
  color: #666;

  > label {
    color: @label-color;
    text-align: right;
    vertical-align: middle;

    &:lang(en) {
      padding-right: 8px;
    }
  }

  .@{css-prefix}switch {
    margin: 4px 0;
  }
}

.@{css-prefix}form-text,
.@{css-prefix}form-split {
  margin: 0!important;
  padding-top: 7px;
  padding-bottom: 7px;
}

.@{css-prefix}form-text {
  display: inline-block;
  padding-right: 8px;
}

.@{css-prefix}form-split {
  display: block;
  text-align: center;
}

.@{css-prefix}form-explain {
  position: absolute;
  font-size: @font-size-base;
  line-height: @line-height-base;
  bottom: -@line-height-computed;
}


// 表单下的输入框尺寸唯一: 大尺寸
form {
  .has-feedback {
    .@{iconfont-css-prefix} {
      .square(@input-height-lg);
      line-height: @input-height-lg;
    }
  }
  .@{css-prefix}input,
  .@{css-prefix}input-group .@{css-prefix}input,
  .@{css-prefix}input-group .@{css-prefix}input-group-addon {
    .input-lg();