Have you tried combining the tiles on-the-fly as image sprites? https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Images/Implementing_image_sprites_in_CSS h

Have you tried combining the tiles on-the-fly as image sprites? https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Images/Implementing_image_sprites_in_CSS https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Images/...