Update app.py

app.py

@@ -35,7 +35,35 @@ logo_html = """
 
 def build_interface() -> gr.Blocks:
     """Construct and return the Gradio interface for the WellBe+ Assistant."""
-    with gr.Blocks(title="WellBe+ Assistant") as app:
+
+    custom_css = """
+    @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600&display=swap');
+
+    * {
+        font-family: 'Nunito', sans-serif;
+    }
+
+    .gr-textbox textarea,
+    input[type="password"] {
+        background-color: #36c4e4 !important;
+        color: #000 !important;
+        border: none !important;
+        border-radius: 6px;
+    }
+
+    .gr-button-primary {
+        background-color: #0b65b3 !important;
+        color: white !important;
+        border: none !important;
+        border-radius: 6px;
+    }
+
+    .gr-button-primary:hover {
+        background-color: #094e91 !important;
+    }
+    """
+    
+    with gr.Blocks(title="WellBe+ Assistant", css=custom_css) as app:
         gr.HTML(logo_html)  # Logo and title together
 
         gr.Markdown("")