Update

app.py

@@ -106,7 +106,7 @@ with gr.Blocks(theme='aliabid94/new-theme') as demo:
             compare_face_input1 = gr.Image(label="Image1", type='filepath', height=480)
             gr.Examples(['examples/1.jpg', 'examples/2.jpg'], 
                         inputs=compare_face_input1)
-            compare_face_button = gr.Button("Face Analysis & Verification")
+            compare_face_button = gr.Button("Face Analysis & Verification", variant="primary")
         with gr.Column():
             compare_face_input2 = gr.Image(label="Image2", type='filepath', height=480)
             gr.Examples(['examples/3.jpg', 'examples/4.jpg'],