Prompt:

One Line Drawing style, a simple drawing of a hand holding a smartphone with a chat bubble over the screen, on a white background, in the style of an anonymous artist. --ar 77:72 --v 6.0

一幅线条画风格的简单画作，画中是一只手握着智能手机，屏幕上方有一个对话气泡，背景为白色，风格呈现为匿名艺术家。