Update app.py

app.py

@@ -83,9 +83,12 @@ def mhn_react_backend(mol, use_custom: bool):
 with gr.Blocks() as demo:
     gr.Markdown(
         """
-        __[Github](https://github.com/ml-jku/mhn-react)__  
-        __[acs.jcim](https://pubs.acs.org/doi/10.1021/acs.jcim.1c01065)__
-        __[Google Colab](https://colab.research.google.com/github/ml-jku/mhn-react/blob/main/notebooks/colab_MHNreact_demo.ipynb)__
+        [![arXiv](https://img.shields.io/badge/acs.jcim-1c01065-yellow.svg)](https://doi.org/10.1021/acs.jcim.1c01065)
+        [![arXiv](https://img.shields.io/badge/arXiv-2104.03279-b31b1b.svg)](https://arxiv.org/abs/2104.03279)
+        [![Python 3.7](https://img.shields.io/badge/python-3.7-blue.svg)](https://www.python.org/downloads/release/python-370/)
+        [![Pytorch](https://img.shields.io/badge/Pytorch-1.6-red.svg)](https://pytorch.org/get-started/previous-versions/)
+        [![License](https://img.shields.io/badge/License-BSD%202--Clause-orange.svg)](https://opensource.org/licenses/BSD-2-Clause)
+        [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/ml-jku/mhn-react/blob/main/notebooks/colab_MHNreact_demo.ipynb)
         ### MHN-react   
         Adapting modern Hopfield networks (Ramsauer et al., 2021) (MHN) to associate different data modalities,
         molecules and reaction templates, to improve predictive performance for rare templates and single-step retrosynthesis.