Update app.py

app.py

@@ -23,12 +23,19 @@ st.sidebar.markdown(
 )
 st.sidebar.markdown(
     """
+<style>
+.aligncenter {
+    text-align: center;
+}
+</style>
 <p style='text-align: center'>
 <a href="https://github.com/AlekseyKorshuk/huggingartists" target="_blank">GitHub</a> | <a href="https://wandb.ai/huggingartists/huggingartists/reportlist" target="_blank">Project Report</a>
 </p>
-<a href="https://colab.research.google.com/github/AlekseyKorshuk/huggingartists/blob/master/huggingartists-demo.ipynb" target="_blank" style='text-align: center'> 
-    <img src="https://colab.research.google.com/assets/colab-badge.svg"/>
-</a>
+<p class="aligncenter">
+    <a href="https://colab.research.google.com/github/AlekseyKorshuk/huggingartists/blob/master/huggingartists-demo.ipynb" target="_blank"> 
+        <img src="https://colab.research.google.com/assets/colab-badge.svg"/>
+    </a>
+</p>
     """,
     unsafe_allow_html=True,
 )