@include c(avatar) {
  @each $item in map-get($c-avatar, widths) {
    &.w#{calc($item / 1px)} {
      @include size(px2rpx($item), px2rpx($item));
    }

    &.r#{calc($item / 1px)} {
      @include circle(px2rpx($item));
    }
  }

  background-color: map-get($colors, white);
  display: block;
}