anchor.diff:                div.Grid-cell
                   div.Feature
                   figure.Feature-figure
  -                  picture(class="ratio-box lazy-img" style="padding-bottom:55%;")
  +                  picture(class="ratio-box lazy-img")
                       source(srcset="../media/images/store_vr_ar/oculusdk2m.webp" type="image/webp")
                       source(srcset="../media/images/store_vr_ar/oculusdk2m.png" type="image/png")
                       img(class="img-small" src="../media/images/store_vr_ar/oculusdk2m.png")
  
positive.code:               div.Grid-cell
                  div.Feature
                  figure.Feature-figure
                    picture(class="ratio-box lazy-img" style="padding-bottom:55%;")
                      source(srcset="../media/images/store_vr_ar/addon_epson_bt300b.webp" type="image/webp")
                      source(srcset="../media/images/store_vr_ar/addon_epson_bt300b.jpg" type="image/jpeg")
                      img(class="Feature-image img-small" src="../media/images/store_vr_ar/addon_epson_bt300b.jpg")
  
negative.code:               div.Grid-cell
                  div.Feature
                  figure.Feature-figure
                    picture(class="ratio-box lazy-img")
                      source(srcset="../media/images/store_vr_ar/addon_hololens.webp" type="image/webp")
                      source(srcset="../media/images/store_vr_ar/addon_hololens.jpg" type="image/jpeg")
                      img(class="img-small" src="../media/images/store_vr_ar/addon_hololens.webp")
  