zdoc/assets/sass/pages/_blog.scss

.blog {
  @include themify($themes) {
    background-color: themed('body-background-color');
  }

  &__bg {
    @include themify($themes) {
      background-color: themed('body-background-color');
    }
  }
  
  &__header {
    @include flexbox();
    @include justify-content(center);
    @include align-items(center);
  }
}