@hafl-float-size:
  sm @layout-gutter * 8,
  md @layout-gutter * 10,
  lg @layout-gutter * 12;

.half-float {
  position: relative;
  img {
    display: block;
    max-width: 100%;
    height: auto;
  }
  .half-float-bottom {
    position: absolute;
    left: 50%;
    z-index: 2;
  }

  .for-each(@hafl-float-size, {
    &.half-float-@{adKey} {
      margin-bottom: (@adValue / 2) + 10;
      .half-float-bottom {
        bottom: -(@adValue / 2);
        width: @adValue;
        height: @adValue;
        margin-left: -(@adValue / 2);
      }
    }
  });
}