Update app.py

app.py

@@ -43,6 +43,12 @@ body {
     font-family: Arial, sans-serif;
 }
 
+.container {
+    max-width: 600px;
+    margin: 40px auto;
+    padding: 20px;
+}
+
 h1 {
     font-size: 36px;
     font-weight: bold;
@@ -90,6 +96,7 @@ h1 {
 """
 
 with gr.Blocks(css=css_str) as demo:
+    gr.HTML("<div class='container'>")
     gr.Markdown("<h1>Sentiment Analysis</h1>")
     gr.Markdown(
         "<div class='description'>Enter a sentence and see the predicted sentiment.</div>"
@@ -100,6 +107,7 @@ with gr.Blocks(css=css_str) as demo:
     predict_btn = gr.Button("Predict Sentiment")
     output_box = gr.Textbox(label="Predicted Sentiment")
     predict_btn.click(fn=predict_sentiment, inputs=text_input, outputs=output_box)
+    gr.HTML("</div>")
 
 if __name__ == "__main__":
     demo.launch(share=True)