window.lazySizesConfig = window.lazySizesConfig || {}; window.lazySizesConfig = { ...window.lazySizesConfig, lazyClass: 'vp-lazyload', loadedClass: 'vp-lazyloaded', preloadClass: 'vp-lazypreload', loadingClass: 'vp-lazyloading', srcAttr: 'data-src', srcsetAttr: 'data-srcset', sizesAttr: 'data-sizes', };