Update app.py

app.py

@@ -77,16 +77,19 @@ css = """
     background: url('https://huggingface.co/spaces/peterkros/child-safe-chatbot/blob/main/iPhone-mob.png') no-repeat center center;
     background-size: cover;
     height: 700px;
+    padding: 20px;
+    box-sizing: border-box;
 }
 
 #chatbot {
     height: calc(100% - 50px);
     overflow-y: auto;
+    background: transparent;
 }
 """
 
 with gr.Blocks(css=css) as demo:
-    with gr.Box(elem_id="chat-container"):
+    with gr.Column(elem_id="chat-container"):
         gr.Markdown(
         """
         # Child safe chatbot project!