components/Skeleton/style/index.less
@import '../../style/theme/default.less';
@import './token.less';

@skeleton-prefix-cls: ~'@{prefix}-skeleton';

.@{skeleton-prefix-cls} {
  display: flex;

  &-header {
    display: flex;

    .@{skeleton-prefix-cls}-image {
      background-color: @skeleton-color-bg-base;
      width: @skeleton-size-image_default;
      height: @skeleton-size-image_default;
      border-radius: @skeleton-radius-image-border;

      &-circle {
        border-radius: 50%;
      }

      &-small {
        width: @skeleton-size-image_small;
        height: @skeleton-size-image_small;
      }

      &-large {
        width: @skeleton-size-image_large;
        height: @skeleton-size-image_large;
      }

      &-left {
        margin-right: @skeleton-spacing-image_left-margin-right;
      }

      &-right {
        margin-left: @skeleton-spacing-image_right-margin-left;
      }
    }
  }

  &-content {
    flex-grow: 1;
    overflow: hidden;

    .@{skeleton-prefix-cls}-text {
      list-style: none;
      padding: 0;
      margin: 0;

      &-row {
        background-color: @skeleton-color-bg-base;
        height: @skeleton-size-row-height;
      }

      &-row:not(:last-child) {
        margin-bottom: @skeleton-spacing-last_row-margin-bottom;
      }
    }
  }

  &-animate {
    .@{skeleton-prefix-cls}-image,
    .@{skeleton-prefix-cls}-text > li {
      background: linear-gradient(
        90deg,
        @skeleton-color-bg-base 25%,
        @skeleton-color-animate-bg 37%,
        @skeleton-color-bg-base 63%
      );
      background-size: 400% 100%;
      animation: ~'@{prefix}-skeleton-circle' 1.5s @transition-timing-function-linear infinite;
    }
  }
}

@keyframes ~'@{prefix}-skeleton-circle' {
  0% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0 50%;
  }
}

.@{skeleton-prefix-cls}-rtl {
  .@{skeleton-prefix-cls}-image {
    &-left {
      margin-right: 0;
      margin-left: @skeleton-spacing-image_left-margin-right;
    }

    &-right {
      margin-left: 0;
      margin-right: @skeleton-spacing-image_right-margin-left;
    }
  }
}
