fix(style): theme

app/theme.ts

@@ -174,7 +174,10 @@ export const theme = createTheme({
             color: "#4E5969",
           },
           arrow: {
-            borderColor: "#E5E6EB",
+            borderTopColor: "#E5E6EB",
+            borderRightColor: "#E5E6EB",
+            borderBottomColor: "#E5E6EB",
+            borderLeftColor: "#E5E6EB",
             background: "#FFFFFF",
           },
         }