More styling

index.html

@@ -13,19 +13,29 @@
             min-height: 100vh;
             margin: 0;
             padding: 0;
+            font-family: Arial, sans-serif; /* Modern font */
+            color: #333; /* Text color */
         }
 
         h2 {
             margin-top: 20px;
+            font-weight: bold; /* Bold font weight */
+            font-size: 24px; /* Font size */
         }
 
         select {
             margin-top: 20px;
             width: 300px;
+            font-size: 16px; /* Font size */
+            padding: 10px; /* Padding */
+            border-radius: 5px; /* Rounded corners */
+            border: 1px solid #ddd; /* Border */
+            background-color: #fff; /* Background color */
         }
 
         iframe {
             margin-top: 20px;
+            margin-bottom: 20px; /* Bottom margin */
         }
     </style>
     <script>