vant-weapp/packages/submit-bar/index.less

@import '../common/style/var.less';
@import '../common/style/theme.less';

.van-submit-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  user-select: none;
  .theme(z-index, '@submit-bar-z-index');
  .theme(background-color, '@submit-bar-background-color');

  &__tip {
    .theme(padding, '@submit-bar-tip-padding');
    .theme(color, '@submit-bar-tip-color');
    .theme(font-size, '@submit-bar-tip-font-size');
    .theme(line-height, '@submit-bar-tip-line-height');
    .theme(background-color, '@submit-bar-tip-background-color');

    &:empty {
      display: none;
    }
  }

  &__tip-icon {
    width: 12px;
    height: 12px;
    margin-right: 4px;
    vertical-align: middle;
    .theme(font-size, '@submit-bar-tip-icon-size');
    .theme(min-width, 'calc(@submit-bar-tip-icon-size * 1.5)');
  }

  &__tip-text {
    display: inline;
    vertical-align: middle;
  }

  &__bar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    .theme(padding, '@submit-bar-padding');
    .theme(height, '@submit-bar-height');
    .theme(font-size, '@submit-bar-text-font-size');
    .theme(background-color, '@submit-bar-background-color');
  }

  &__safe {
    height: constant(safe-area-inset-bottom);
    height: env(safe-area-inset-bottom);
  }

  &__text {
    flex: 1;
    text-align: right;
    .theme(color, '@submit-bar-text-color');
    .theme(padding-right, '@padding-sm');
    .theme(font-weight, '@font-weight-bold');
  }

  &__price {
    .theme(color, '@submit-bar-price-color');
    .theme(font-weight, '@font-weight-bold');
    .theme(font-size, '@submit-bar-price-font-size');

    &-integer {
      font-size: @submit-bar-price-integer-font-size;
      font-family: @submit-bar-price-font-family;
    }
  }

  &__currency {
    .theme(font-size, '@submit-bar-currency-font-size');
  }

  &__suffix-label {
    margin-left: 5px;
  }

  &__button {
    .theme(width,'@submit-bar-button-width');
    .theme(font-weight, '@font-weight-bold');
    .theme(--button-default-height, '@submit-bar-button-height') !important;
    .theme(--button-line-height, '@submit-bar-button-height') !important;
  }
}