Update app.py

app.py

@@ -115,7 +115,7 @@ def generate_knowledge_graph(api_key, user_input):
     print("Gerando o conhecimento usando Graphviz...")
     dot = Digraph(comment="Knowledge Graph", format='png')
     dot.attr(dpi='300')
-    dot.attr(bgcolor='transparent')
+    dot.attr(bgcolor='white')
 
     # Estilizar os nós
     dot.attr('node', shape='box', style='filled', fillcolor='lightblue', fontcolor='black')
@@ -142,11 +142,11 @@ def generate_knowledge_graph(api_key, user_input):
 title_and_description = """
 # Instagraph - Knowledge Graph Generator
 
-**Created by [ArtificialGuyBR](https://twitter.com/ArtificialGuyBR)**
-
 This interactive knowledge graph generator is inspired by [this GitHub project](https://github.com/yoheinakajima/instagraph/).
 
 Enter your OpenAI API Key and a question, and let the AI create a detailed knowledge graph for you.
+
+You can input a URL to scrape text for generating the knowledge graph. Rest assured, the code is open for your inspection to ensure safety.
 """
 
 # Create the Gradio interface with queueing enabled and concurrency_count set to 10