生成的圖片：

Craft a serene coloring page featuring a simple yet elegant mandala pattern at the center. The mandala should consist of basic geometric shapes arranged symmetrically, creating a pleasing visual harmony. Surround the mandala with a delicate border or additional decorative elements to enhance its beauty. The background of the coloring page should be pure white, providing a clean and crisp backdrop. Ensure that the lines of the mandala are clear and well-defined, allowing that the lines of the mand