img.image-sizes{max-width:100%;}img.image-sizes.pre-load{width:100%;height:auto;}img.image-sizes.fade-in-on-load{animation-duration:2s;animation-name:fadeInOnLoad;}img.image-sizes.pre-load{animation:loadingAnimation 2s infinite;}@keyframes fadeInOnLoad{0%{opacity:0.2;}100%{opacity:1;}}@keyframes loadingAnimation{0%{opacity:0.8;}50%{opacity:1;}100%{opacity:0.8;}}