simplify css to just font-size and font-weight

app.py

@@ -101,13 +101,6 @@ css = """
 .example-button {
     font-size: .75rem;
     font-weight: 400 !important;
-    background-color: #fff !important;
-    border: 1px solid #564fe6;
-    color: #564fe6;
-}
-.example-button:hover {
-    background-color: #564fe6 !important;
-    color: #fff;
 }
 """
 
@@ -231,7 +224,7 @@ with gr.Blocks(css=css, theme=gr.themes.Default(font=[gr.themes.GoogleFont("Plus
             score = gr.Textbox(label="Score (FAIL if Hallucinated, PASS if not)")
             with gr.Row():
                 with gr.Column():
-                    for idx, example in enumerate(EXAMPLES):
+                    for _, example in enumerate(EXAMPLES):
                         template_btn = gr.Button(f"{example['emoji']} {example['question']}", elem_classes="example-button")
                         template_btn.click(
                             fn=select_template,