Generate a set of watercolor clipart images with a Christmas theme, featuring delicate and intricate designs of traditional holiday symbols like snowflakes, holly leaves, mistletoe, Christmas trees, and ornaments. The images should have crisp lines and clear outlines, with a high level of detail and subtle colors to make them elegant and beautiful. Please generate the images at the highest quality possible, with a resolution of at least 300 dpi and a size of 8x8 inches