Update app.py

app.py

@@ -99,7 +99,7 @@ if uploaded_image:
     base64_string = convert_to_base64(compressed_image_data)
 
     # Call the Nebius API to generate a caption
-    if st.button("Generate Prompt"):
+    if st.button("Generate Prompt", use_container_width=True):
         st.write("Generating Prompt...")
         result = generate_caption(base64_string, API_KEY)