Update app.py

app.py

@@ -224,6 +224,9 @@ custom_css = """
     #login-group .gr-form {
         background-color: white !important;
     }
+    button[class*="button"] {
+        margin: 8px 0 !important;
+    }
 """
 
 # Create Gradio interface
@@ -253,8 +256,7 @@ with gr.Blocks(theme=gr.themes.Soft(), title="Dataset Annotation Tool", css=cust
         gr.Markdown("## Login", padding=True)
         user_id_input = gr.Textbox(
             label="Enter your unique annotator ID to begin",
-            placeholder="Annotator ID",
-            scale=3
+            placeholder="Annotator ID"
         )
         with gr.Row():
             login_btn = gr.Button("Login", variant="primary", scale=0.2, min_width=100)