.coloring-grid{will-change:transform}.coloring-image{image-rendering:crisp-edges;image-rendering:-webkit-optimize-contrast;contain:layout style paint;aspect-ratio:1/1;transform:translateZ(0);backface-visibility:hidden}.coloring-image-container{isolation:isolate;will-change:transform,box-shadow}.coloring-image[loading=lazy]{background:linear-gradient(135deg,#f5f5f5 25%,#e0e0e0 0,#e0e0e0 50%,#f5f5f5 0,#f5f5f5 75%,#e0e0e0 0,#e0e0e0);background-size:20px 20px;animation:loading-animation 1s linear infinite}@keyframes loading-animation{0%{background-position:0 0}to{background-position:20px 20px}}@media (max-width:640px){.coloring-image{image-rendering:auto}}@media (prefers-reduced-motion:reduce){.coloring-image-container{transition:none!important;animation:none!important}}