Update app.py

app.py

@@ -69,55 +69,7 @@ def chat_interface(room_name, rooms, message, history, system_message, max_token
 def main():
     rooms = load_rooms()
     room_names = list(rooms.keys())
-    css = """
-    body {
-        background-color: #1e1e1e;
-        color: #ffffff;
-    }
-    .gradio-container {
-        background-color: #2e2e2e;
-        color: #ffffff;
-    }
-    .gradio-chatbot {
-        background-color: #3e3e3e;
-        color: #ffffff;
-    }
-    .gradio-chatbot .message.user {
-        background-color: #4e4e4e;
-        color: #ffffff;
-        padding: 10px;
-        border-radius: 5px;
-        margin: 5px 0;
-    }
-    .gradio-chatbot .message.assistant {
-        background-color: #5e5e5e;
-        color: #ffffff;
-        padding: 10px;
-        border-radius: 5px;
-        margin: 5px 0;
-    }
-    .gradio-dropdown, .gradio-textbox, .gradio-slider, .gradio-button {
-        background-color: #3e3e3e;
-        color: #ffffff;
-        border: 1px solid #4e4e4e;
-    }
-    .gradio-dropdown option, .gradio-textbox input, .gradio-slider input, .gradio-button button {
-        background-color: #3e3e3e;
-        color: #ffffff;
-        border: 1px solid #4e4e4e;
-    }
-    .gradio-button button {
-        background-color: #5e5e5e;
-        color: #ffffff;
-        border: 1px solid #6e6e6e;
-    }
-    .gradio-button button:hover {
-        background-color: #6e6e6e;
-        color: #ffffff;
-        border: 1px solid #7e7e7e;
-    }
-    """
-    with gr.Blocks(css=css) as demo:
+    with gr.Blocks() as demo:
         with gr.Row():
             with gr.Column():
                 room_name_dropdown = gr.Dropdown(room_names, label="会話部屋", value=room_names[0] if room_names else None)