change run button display

app.py

@@ -76,6 +76,8 @@ custom_css = """
     border-radius: 10px;
     cursor: pointer;
     margin-top: 10px;
+    margin-left: auto;
+    margin-right: auto;
 }
 .custom-row img {
     border-radius: 10px;
@@ -117,8 +119,9 @@ with gr.Blocks(css=custom_css) as interface:
                 value=["yolov5"],
                 label="Select Model(s)",
             )
+            with gr.Row(elem_classes="custom-row"):
+                run_button = gr.Button("Run", elem_classes="custom-button")
 
-            run_button = gr.Button("Run", elem_classes="custom-button")
 
         with gr.Column():
             sample_display = gr.Image(
@@ -143,6 +146,7 @@ with gr.Blocks(css=custom_css) as interface:
         inputs=sample_selection,
         outputs=sample_display,
     )
+    
 
     with gr.Row(elem_classes="custom-row"):
         dff_gallery = gr.Gallery(