Update app.py

app.py

@@ -132,6 +132,9 @@ body {
     font-family: Arial, sans-serif;
     background-color: #f0f2f5;
 }
+h1, h2, p, .container .examples {
+    color: #333;  /* Darker color for better visibility */
+}
 .container {
     max-width: 800px;
     margin: 0 auto;