Improve visual style

app.py

@@ -73,8 +73,15 @@ examples = [
     "berlin - germany + france",
 ]
 
+css = """
+button.gallery-item { color: var(--body-text-color) !important; }
+.output-class { color: var(--color-red-700) !important; }
+.confidence-set .label .text { font-weight: var(--weight-medium); }
+.confidence-set:hover .label { color: var(--color-red-700) !important; }
+"""
+
 with gr.Blocks(
-    css="button.gallery-item { color: var(--body-text-color) !important; }",
+    css=css,
     theme=gr.themes.Monochrome(radius_size=gr.themes.sizes.radius_sm),
 ) as app:
     with gr.Row():