Update app.py

app.py

@@ -137,8 +137,8 @@ def display_iframe():
 def display_image():
     return "https://huggingface.co/spaces/dogutcu/composting-how-tos/resolve/main/derinogutcu-illo1.jpg"
 theme = gr.themes.Monochrome(
-    primary_hue="lime",
-    secondary_hue="red",
+    primary_hue="#e0f7fa",
+    secondary_hue="#00796b",
 ).set(
     background_fill_primary='*primary_200',
     background_fill_primary_dark='*primary_200',