Update app.py

app.py

@@ -17,6 +17,7 @@ DESCRIPTION = """![Logo](https://raw.githubusercontent.com/PixArt-alpha/PixArt-a
         # PixArt-Alpha 1024px
         #### [PixArt-Alpha 1024px](https://github.com/PixArt-alpha/PixArt-alpha) is a transformer-based text-to-image diffusion system trained on text embeddings from T5. This demo uses the [PixArt-alpha/PixArt-XL-2-1024-MS](https://huggingface.co/PixArt-alpha/PixArt-XL-2-1024-MS) checkpoint.
         #### English prompts ONLY; 提示词仅限英文
+        Don't want to queue? Try [Google Colab Demo](https://colab.research.google.com/drive/1jZ5UZXk7tcpTfVwnX33dDuefNMcnW9ME?usp=sharing). It's slower but still free.
         """
 if not torch.cuda.is_available():
     DESCRIPTION += "\n<p>Running on CPU 🥶 This demo does not work on CPU.</p>"
@@ -57,7 +58,8 @@ style_list = [
     },
     {
         "name": "Digital Art",
-        "prompt": "concept art {prompt} . digital artwork, illustrative, painterly, matte painting, highly detailed",
+        "prompt": "concept art {prompt} . digital artwork, illustrative, painterly, matte painting, highly detailed"
+,
         "negative_prompt": "photo, photorealistic, realism, ugly",
     },
     {