Update app.py

app.py

@@ -79,6 +79,10 @@ EDITOR_CSS = """
 #analysis-code .cm-content ::selection {
     background: #46596b !important;
 }
+#analysis-code .ͼr { color: #61afef !important; } /* variables */
+#analysis-code .ͼy { color: #98c379 !important; } /* strings */
+#analysis-code .ͼx { color: #c678dd !important; } /* keywords */
+#analysis-code .ͼz { color: #d3869b !important; } /* brackets */
 """